Motion and Time Class 7 MCQ Quiz

Q: What is speed and how is it measured?

Speed is the distance an object travels in a given time. It is calculated by dividing the total distance covered by the total time taken.

Q: What is the difference between uniform and non-uniform motion?

Uniform motion is when an object moves at a constant speed in a straight line. Non-uniform motion is when the speed of an object keeps changing

Q: How can we measure time without a clock?

Our ancestors used periodic events in nature to measure time, such as the time between one sunrise and the next (a day), or from one new moon to the next (a month).

Question 1

Question 1: Which of these is an example of fast motion?

A. A snail crawlingB. A tortoise walkingC. A train movingD. A tree growing

Answer

C. A train moving. Trains generally move much faster than snails, tortoises, or growing trees(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 2

Question 2: Which of these is an example of slow motion?

A. A cheetah runningB. A rocket launchingC. An airplane flyingD. A flower blooming

Answer

D. A flower blooming. Flowers bloom very slowly, often over days or weeks(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 3

Question 3: How can you tell if something is moving faster than another object?

A. By its sizeB. By its colorC. By the distance it travels in a certain amount of timeD. By its shape

Answer

C. By the distance it travels in a certain amount of time. Speed is determined by how far something travels in a given time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 4

Question 4: What does it mean if one object has a higher speed than another object?

A. It is biggerB. It travels a longer distance in the same amount of timeC. It is heavierD. It is slower

Answer

B. It travels a longer distance in the same amount of time. Higher speed means covering more distance in the same time frame(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 5

Question 5: If two cars are traveling in the same direction, how can you tell which one is faster?

A. The faster car will be behind the slower carB. The faster car will be in front of the slower carC. The faster car will be louderD. The faster car will be smaller

Answer

B. The faster car will be in front of the slower car. If they are traveling in the same direction, the faster car will pull ahead(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 6

Question 6: If two bikes are traveling in the same direction, how can you tell which one is slower?

A. The slower bike will be behind the faster bikeB. The slower bike will be in front of the faster bikeC. The slower bike will be quieterD. The slower bike will be bigger

Answer

A. The slower bike will be behind the faster bike. If they are traveling in the same direction, the slower bike will fall behind(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 7

Question 7: Which one of these is the fastest?

A. BicycleB. AeroplaneC. CarD. Horse

Answer

B. Aeroplane. Aeroplanes generally travel at much higher speeds than bicycles, cars, or horses(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 8

Question 8: Which one of these is the slowest?

A. BicycleB. AeroplaneC. CarD. Bullock cart

Answer

D. Bullock cart. Bullock carts are known for their slow pace compared to bicycles, aeroplanes, and cars(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 9

Question 9: What is the motion of a swing?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

B. Oscillatory. A swing moves back and forth in a repetitive motion, which is oscillatory(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 10

Question 10: What is the motion of the earth around the sun?

A. LinearB. OscillatoryC. PeriodicD. Non-Uniform

Answer

C. Periodic. The earth revolves around the sun in a fixed pattern, which repeats over a specific time period, making it periodic(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 11

Question 11: What is the motion of a pendulum?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

B. Oscillatory. A pendulum swings back and forth in a repetitive motion, which is oscillatory(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 12

Question 12: What is the motion of a ball rolling on a floor?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

D. Non-Uniform. The ball’s speed will change as it rolls, making the motion non-uniform(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 13

Question 13: What is the motion of a train on a straight bridge?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

A. Linear. The train moves along a straight path, making the motion linear(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 14

Question 14: What is the motion of a child in a merry-go-round?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

C. Circular. The child on a merry-go-round moves in a circular path(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 15

Question 15: What is the motion of a racing car on a straight track?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

A. Linear. The racing car moves along a straight path, making the motion linear(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 16

Question 16: What is the motion of a ball thrown upwards?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

D. Non-Uniform. The ball’s speed will change due to gravity, making the motion non-uniform(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 17

Question 17: What is the motion of a spinning top?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

C. Circular. The spinning top rotates around a fixed point, making the motion circular(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 18

Question 18: What is the motion of a swimmer in a swimming pool?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

A. Linear. The swimmer moves along a straight path, making the motion linear(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 19

Question 19: What is the motion of a javelin thrown by an athlete?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

D. Non-Uniform. The javelin’s speed will change due to gravity and air resistance, making the motion non-uniform(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 20

Question 20: What is the motion of a satellite orbiting the earth?

A. LinearB. OscillatoryC. CircularD. Non-Uniform

Answer

C. Circular. A satellite moves in a circular path around the earth(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 21

Question 21: What is speed?

A. The distance an object travelsB. The time it takes an object to travelC. The size of an objectD. The distance an object travels in a certain amount of time

Answer

D. The distance an object travels in a certain amount of time. Speed is a measure of how fast something is moving(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 22

Question 22: How is speed calculated?

A. Speed = Distance x TimeB. Speed = Distance / TimeC. Speed = Time / DistanceD. Speed = 1 / (Distance x Time)

Answer

B. Speed = Distance / Time. Speed is calculated by dividing the distance traveled by the time taken(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 23

Question 23: What is the basic unit of speed?

A. Meters per second (m/s)B. Kilometers per hour (km/h)C. Meters per minute (m/min)D. Any of the above

Answer

A. Meters per second (m/s). While speed can be expressed in other units, the basic unit is meters per second(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 24

Question 24: What is uniform motion?

A. When an object’s speed keeps changingB. When an object moves along a straight line with a constant speedC. When an object moves in a circleD. When an object is at rest

Answer

B. When an object moves along a straight line with a constant speed. Uniform motion means the speed does not change(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 25

Question 25: What is non-uniform motion?

A. When an object’s speed keeps changingB. When an object moves along a straight line with a constant speedC. When an object moves in a circleD. When an object is at rest

Answer

A. When an object’s speed keeps changing. Non-uniform motion means the speed is not constant(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 26

Question 26: Which of these is an example of uniform motion?

A. A ball rolling down a hillB. A car driving at a constant speed on a highwayC. A person swinging on a swingD. A bouncing ball

Answer

B. A car driving at a constant speed on a highway. The car’s speed remains the same, making it uniform motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 27

Question 27: Which of these is an example of non-uniform motion?

A. A train moving at a constant speed on a straight trackB. A ball rolling at a constant speed on a flat surfaceC. A person walking at a constant speed on a treadmillD. A car accelerating from a stop sign

Answer

D. A car accelerating from a stop sign. The car’s speed is increasing, making it non-uniform motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 28

Question 28: If a car travels 100 kilometers in 2 hours, what is its speed?

A. 200 km/hB. 50 km/hC. 100 km/hD. 2 km/h

Answer

B. 50 km/h. Speed is calculated as distance divided by time, so 100 km / 2 hours = 50 km/h(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 29

Question 29: If a bike travels 30 kilometers in 1 hour, what is its speed?

A. 30 km/hB. 15 km/hC. 60 km/hD. 1 km/h

Answer

A. 30 km/h. Speed is calculated as distance divided by time, so 30 km / 1 hour = 30 km/h(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 30

Question 30: If a train travels 200 kilometers in 4 hours, what is its speed?

A. 800 km/hB. 50 km/hC. 100 km/hD. 2 km/h

Answer

B. 50 km/h. Speed is calculated as distance divided by time, so 200 km / 4 hours = 50 km/h(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 31

Question 31: If a bird flies 60 kilometers in 2 hours, what is its speed?

A. 120 km/hB. 30 km/hC. 60 km/hD. 2 km/h

Answer

B. 30 km/h. Speed is calculated as distance divided by time, so 60 km / 2 hours = 30 km/h(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 32

Question 32: If a person walks 10 kilometers in 2 hours, what is their speed?

A. 20 km/hB. 5 km/hC. 10 km/hD. 2 km/h

Answer

B. 5 km/h. Speed is calculated as distance divided by time, so 10 km / 2 hours = 5 km/h(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 33

Question 33: What does a speedometer measure?

A. The total distance traveled by a vehicleB. The speed of a vehicleC. The time taken to travelD. The direction of travel

Answer

B. The speed of a vehicle. A speedometer shows the current speed of a vehicle(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 34

Question 34: What does an odometer measure?

A. The total distance traveled by a vehicleB. The speed of a vehicleC. The time taken to travelD. The direction of travel

Answer

A. The total distance traveled by a vehicle. An odometer shows the total distance a vehicle has covered(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 35

Question 35: What is the difference between a speedometer and an odometer?

A. A speedometer measures speed, while an odometer measures distanceB. A speedometer measures distance, while an odometer measures speedC. A speedometer measures time, while an odometer measures speedD. A speedometer measures speed, while an odometer measures time

Answer

A. A speedometer measures speed, while an odometer measures distance. These are two different instruments in a vehicle(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 36

Question 36: If a car is moving at a constant speed, what will its distance-time graph look like?

A. A straight lineB. A curved lineC. A zigzag lineD. A circle

Answer

A. A straight line. A straight line on a distance-time graph indicates constant speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 37

Question 37: If a car is at rest, what will its distance-time graph look like?

A. A straight line sloping upwardsB. A straight line sloping downwardsC. A straight line parallel to the x-axis (time axis)D. A zigzag line

Answer

C. A straight line parallel to the x-axis (time axis). If the car is at rest, the distance doesn’t change over time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 38

Question 38: If a car is accelerating (speeding up), what will its distance-time graph look like?

A. A straight line sloping upwardsB. A curved line sloping upwardsC. A straight line parallel to the y-axis (distance axis)D. A zigzag line

Answer

B. A curved line sloping upwards. An upward curve indicates increasing speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 39

Question 39: If a car is decelerating (slowing down), what will its distance-time graph look like?

A. A straight line sloping downwardsB. A curved line sloping downwardsC. A straight line parallel to the y-axis (distance axis)D. A zigzag line

Answer

B. A curved line sloping downwards. A downward curve indicates decreasing speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 40

Question 40: What can a distance-time graph tell you about an object’s motion?

A. Its speedB. Whether it is accelerating or deceleratingC. The distance it has traveledD. All of the above

Answer

D. All of the above. Distance-time graphs are useful tools for analyzing motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 41

Question 41: What is a periodic event?

A. An event that never happensB. An event that happens only onceC. An event that happens repeatedly at regular intervalsD. An event that happens randomly

Answer

C. An event that happens repeatedly at regular intervals. Periodic events have a fixed time interval between occurrences(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 42

Question 42: Which of these is NOT a periodic event?

A. The rising and setting of the sunB. The changing of seasonsC. A car crashD. The ticking of a clock

Answer

C. A car crash. A car crash is a random, unpredictable event, not a periodic one(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 43

Question 43: What is the time period of a simple pendulum?

A. The time it takes for one complete oscillation (back and forth swing)B. The length of the pendulumC. The weight of the pendulumD. The angle at which the pendulum is released

Answer

A. The time it takes for one complete oscillation (back and forth swing). The time period is the duration of one full cycle of the pendulum’s motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 44

Question 44: What is the relationship between the time period and the length of a simple pendulum?

A. The longer the pendulum, the shorter the time periodB. The shorter the pendulum, the shorter the time periodC. The length of the pendulum does not affect the time periodD. The longer the pendulum, the longer the time period

Answer

D. The longer the pendulum, the longer the time period. There’s a direct relationship between length and time period(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 45

Question 45: What are some units used to measure time?

A. Seconds, minutes, hoursB. Meters, kilometersC. Kilograms, gramsD. Newtons, joules

Answer

A. Seconds, minutes, hours. These are common units for measuring time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 46

Question 46: What is the standard unit of time?

A. MinuteB. HourC. SecondD. Day

Answer

C. Second. The second is the base unit of time in the International System of Units (SI)(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 47

Question 47: What is the relationship between different units of time?

A. 1 minute = 60 seconds, 1 hour = 60 minutesB. 1 hour = 100 minutes, 1 minute = 100 secondsC. 1 second = 60 minutes, 1 minute = 60 hoursD. 1 hour = 60 seconds, 1 minute = 60 seconds

Answer

A. 1 minute = 60 seconds, 1 hour = 60 minutes. This is the standard conversion between these time units(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 48

Question 48: What instrument is used to measure time?

A. RulerB. ClockC. ThermometerD. Balance

Answer

B. Clock. Clocks are designed to measure and display time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 49

Question 49: What is a sundial?

A. A modern digital clockB. An ancient device that uses the sun’s position to tell timeC. A type of timer used in cookingD. A tool for measuring distance

Answer

B. An ancient device that uses the sun’s position to tell time. Sundials were an early form of timekeeping(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 50

Question 50: What is a water clock?

A. A clock that uses water flow to measure timeB. A clock that is waterproofC. A clock that displays the tidesD. A tool for measuring the amount of water

Answer

A. A clock that uses water flow to measure time. Water clocks were another ancient method of timekeeping(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 51

Question 51: What is a sand clock?

A. A clock that uses sand to measure timeB. A clock made of sandC. A clock found in desertsD. A tool for measuring the amount of sand

Answer

A. A clock that uses sand to measure time. Sand clocks, also known as hourglasses, measure time by the flow of sand(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 52

Question 52: What is the main disadvantage of using a sundial?

A. It is not portableB. It is very expensiveC. It only works when there is sunlightD. It is difficult to read

Answer

C. It only works when there is sunlight. Sundials are dependent on the sun’s position to function(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 53

Question 53: What is an advantage of using a water clock or a sand clock over a sundial?

A. They are more accurateB. They are easier to buildC. They can be used at any time of day or nightD. They are smaller and more portable

Answer

C. They can be used at any time of day or night. Unlike sundials, water and sand clocks don’t rely on sunlight(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 54

Question 54: How does a simple pendulum work?

A. It uses electricity to keep timeB. It uses the regular swing of a weight to measure timeC. It uses the flow of water to measure timeD. It uses the position of the sun to measure time

Answer

B. It uses the regular swing of a weight to measure time. The pendulum’s consistent back-and-forth motion is used for timekeeping(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 55

Question 55: What factors can affect the time period of a simple pendulum?

A. The length of the pendulumB. The acceleration due to gravityC. Both A and BD. Neither A nor B

Answer

C. Both A and B. The length and gravity influence the pendulum’s swing(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 56

Question 56: Why is a simple pendulum considered a periodic motion?

A. Because it moves in a circleB. Because it repeats its motion at regular intervalsC. Because it moves in a straight lineD. Because it doesn’t move at all

Answer

B. Because it repeats its motion at regular intervals. The pendulum’s repetitive swing makes it periodic(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 57

Question 57: What is the relationship between the time period of a pendulum and its frequency?

A. They are directly proportionalB. They are inversely proportionalC. There is no relationshipD. They are the same thing

Answer

B. They are inversely proportional. Higher frequency means a shorter time period, and vice versa(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 58

Question 58: What is the unit of frequency?

A. Hertz (Hz)B. Meter (m)C. Second (s)D. Kilogram (kg)

Answer

A. Hertz (Hz). Hertz measures the number of cycles per second(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 59

Question 59: If a pendulum completes 20 oscillations in 10 seconds, what is its time period?

A. 2 secondsB. 0.5 secondsC. 20 secondsD. 10 seconds

Answer

B. 0.5 seconds. Time period is the time for one oscillation, so 10 seconds / 20 oscillations = 0.5 seconds/oscillation(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 60

Question 60: If a pendulum has a time period of 1 second, what is its frequency?

A. 1 HzB. 0.5 HzC. 2 HzD. 10 Hz

Answer

A. 1 Hz. Frequency is the inverse of the time period, so 1 / 1 second = 1 Hz(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 61

Question 61: How can you measure the speed of a moving object?

A. By measuring the distance it travels and the time it takesB. By just looking at itC. By measuring its sizeD. By measuring its weight

Answer

A. By measuring the distance it travels and the time it takes. Speed is calculated using distance and time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 62

Question 62: What are some tools used to measure distance?

A. Ruler, measuring tape, odometerB. Clock, stopwatchC. Thermometer, balanceD. None of the above

Answer

A. Ruler, measuring tape, odometer. These tools are used to measure length or distance(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 63

Question 63: What are some tools used to measure time?

A. Ruler, measuring tapeB. Clock, stopwatchC. Thermometer, balanceD. None of the above

Answer

B. Clock, stopwatch. These tools are used to measure time intervals(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Question 64

Question 64: If you want to measure the speed of a toy car rolling across the floor, what measurements would you need to take?

A. The car’s weight and the time it takes to travelB. The distance the car travels and its colorC. The distance the car travels and the time it takesD. The car’s size and the time it takes to travel

Answer

C. The distance the car travels and the time it takes. These are the essential measurements for calculating speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

C. Measure the length of the ramp (distance) and the time it takes the ball to roll down. This provides the data for calculating speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. To ensure accuracy and reduce the impact of errors. Multiple measurements help get a more reliable result(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. In a table or chart. Tables and charts help organize and analyze experimental data(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

C. To show the current speed of the vehicle. The speedometer provides real-time speed information to the driver(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. To show the total distance traveled by the vehicle. The odometer keeps track of the cumulative distance(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. The vehicle will travel 60 kilometers in one hour if it maintains that speed. It indicates the current rate of motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. The vehicle has traveled a total of 12,500 kilometers. It’s the cumulative distance recorded(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Velocity has direction, while speed does not. Velocity is speed with a specified direction(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Yes, this is possible if the object is changing direction. For example, an object moving in a circle at a constant speed has a changing velocity(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. The rate of change of velocity. Acceleration considers both changes in speed and direction(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Meters per second squared (m/s²). This reflects the change in velocity per unit of time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Zero. Constant velocity means no change in speed or direction, hence no acceleration(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Positive. Positive acceleration indicates an increase in velocity(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Negative. Negative acceleration (or deceleration) indicates a decrease in velocity(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. The acceleration experienced by objects in free fall near the Earth’s surface. It’s a constant acceleration caused by Earth’s gravity(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. 10 m/s². This is a commonly used approximate value for g(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. A graph that shows the relationship between the distance traveled by an object and the time taken. It visually represents motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Time. The x-axis typically represents the independent variable, which is time in this case(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Distance. The y-axis represents the dependent variable, which is the distance traveled(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. The object is moving with a constant speed. A straight line shows a constant rate of change of distance over time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. The object is at rest. A horizontal line means the distance is not changing, indicating no motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. A faster speed. A steeper slope means the object is covering more distance in the same amount of time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

C. The object is accelerating or decelerating. A curve shows a changing speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. By calculating the slope of the line. The slope represents the change in distance divided by the change in time, which is the definition of speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

C. The object is accelerating. An upward curve shows increasing speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

D. The object is decelerating. A downward curve shows decreasing speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Yes, if the object is moving backwards. A negative slope indicates motion in the opposite direction(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. The object is moving with an infinite speed (not physically possible). A vertical line implies covering a distance in zero time, which is not realistic(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

D. All of the above. Distance-time graphs are valuable tools for analyzing and understanding motion(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. The faster object will have a steeper line on the graph. A steeper slope indicates greater speed(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. The object that traveled further will have a higher final position on the graph. The final position on the y-axis represents the total distance traveled(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Yes, by a change in the slope of the line. A change from a positive to a negative slope, or vice versa, indicates a change in direction(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. The distance traveled. The area under a speed-time graph represents the total distance covered(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

A. Constant speed. A horizontal line on a speed-time graph means the speed is not changing(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

B. Acceleration or deceleration. A sloping line shows a change in speed over time(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Accepted Answer

C. Acceleration. The slope of a speed-time graph indicates the rate of change of speed, which is acceleration(Motion and Time Class 7 MCQ Quiz by Top100MCQ.com).

Table of Contents

Slow or Fast

Speed

Measurement of Time

Measuring Speed

Distance-Time Graph

Most Asked Important Questions on Motion and Time

What is speed and how is it measured?

What is the difference between uniform and non-uniform motion?

How can we measure time without a clock?

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