Question 1

1. When is an object usually perceived to be in motion?

Accepted Answer

When its position changes with time.

Question 2

2. What is needed to describe the position of an object?

Accepted Answer

A reference point (origin).

Question 3

3. What is the shortest distance measured from the initial to the final position of an object called?

Accepted Answer

Displacement

Question 4

4. Can the magnitude of displacement be zero even if the distance covered is not zero?

Accepted Answer

Yes

Question 5

5. What type of motion occurs when an object covers equal distances in equal intervals of time?

Accepted Answer

Uniform motion

Question 6

6. What does an odometer in an automobile measure?

Accepted Answer

Distance travelled

Question 7

7. What is the SI unit of speed?

Accepted Answer

Metre per second (m/s)

Question 8

8. What is the quantity that specifies both speed and direction of motion?

Accepted Answer

Velocity

Question 9

9. How is average speed calculated?

Accepted Answer

Total distance travelled divided by total time taken

Question 10

10. What is a measure of the change in velocity of an object per unit time?

Accepted Answer

Acceleration

Motion - Class 9 Science Quiz

A Quiz for CBSE Class 9 Science Students (Set 1)

1. When is an object usually perceived to be in motion?

2. What is needed to describe the position of an object?

3. What is the shortest distance measured from the initial to the final position of an object called?

4. Can the magnitude of displacement be zero even if the distance covered is not zero?

5. What type of motion occurs when an object covers equal distances in equal intervals of time?

6. What does an odometer in an automobile measure?

7. What is the SI unit of speed?

8. What is the quantity that specifies both speed and direction of motion?

9. How is average speed calculated?

10. What is a measure of the change in velocity of an object per unit time?

Quiz Results

Was this page helpful?

Motion - Class 9 Science Quiz

A Quiz for CBSE Class 9 Science Students (Set 1)

1. When is an object usually perceived to be in motion? Read

2. What is needed to describe the position of an object? Read

3. What is the shortest distance measured from the initial to the final position of an object called? Read

4. Can the magnitude of displacement be zero even if the distance covered is not zero? Read

5. What type of motion occurs when an object covers equal distances in equal intervals of time? Read

6. What does an odometer in an automobile measure? Read

7. What is the SI unit of speed? Read

8. What is the quantity that specifies both speed and direction of motion? Read

9. How is average speed calculated? Read

10. What is a measure of the change in velocity of an object per unit time? Read

Quiz Results

Was this page helpful?

1. When is an object usually perceived to be in motion?

2. What is needed to describe the position of an object?

3. What is the shortest distance measured from the initial to the final position of an object called?

4. Can the magnitude of displacement be zero even if the distance covered is not zero?

5. What type of motion occurs when an object covers equal distances in equal intervals of time?

6. What does an odometer in an automobile measure?

7. What is the SI unit of speed?

8. What is the quantity that specifies both speed and direction of motion?

9. How is average speed calculated?

10. What is a measure of the change in velocity of an object per unit time?