Answer the questions below and then click "submit" to send your answers.

- A soccer ball takes 20 s to roll 10 m. What is the average speed of the soccer ball?
- When an object is at rest, what is its speed?
- Which describes how velocity changes with time?
- A person in a head-on car collision who is not wearing a seat belt continues to move forward at the original speed of the car because of ____.
- If you want to calculate the acceleration of a car, you should ____ the change in speed of the car by the time interval.
- What is the term for speed at any instant in time?
- Newton’s first law of motion states that an object stays at rest unless a(n) ____ acts on it.
- Which one of the following objects has the greatest inertia?
- A force is which one of these?
- Force is measured in which units?
- A force is exerted on a box and an equal and opposite force is exerted by the box. What explains this?

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

Your answer:

QuizCenter © 2000 - 2002. This quiz was generated at Quiz Center on DiscoverySchool.com. All rights reserved.