Speed, Velocity, and Acceleration

1. The distance an object travels per unit time is called _____.

2. Ten kilometers per second North is an example of ________.

3. A change in velocity is called _____.

4. Which graph below is for an accelerating object ?

5. Which graph above is for an object moving at a constant rate?

6. Which of these are units of acceleration?

7. Two objects are falling. Object A falls for 4 seconds. Object B falls for 2 seconds. Right before they hit the ground

which of the following statements is true?

8. Projectiles move ____.

9. An object is moving in a circle at a constant speed, which of these quantities is

changing?

10. Which of these are units for velocity?

11. An object has an acceleration of 5m/s2. What does this tell us?

12. The moon only has about 1/6 as much gravity as the earth. An astronaut on the moon

______.

13. The force to move an object in space depends on _____.

14. What is the acceleration of an object that goes from 10m/s to 30m/s in 4 seconds?

15 How far does a car traveling 40 m/s go in 5 seconds?