Test #3- Forces and Motion

1. What is a push or a pull? ____________

• force

• acceleration

• motion

2. What is energy in motion?

• potential energy

• balanced forces

• kinetic energy

3. What is stored energy or energy at rest?

• kinetic energy

• potential energy

• balanced forces

4. What is an object’s change in position over a period of time?

• motion

• velocity

• acceleration

5. What describes the speed and direction of an object?

• acceleration

• motion

• velocity

6. What are the basic mechanical devices for applying a force?

• cars

• bull dozers

• simple machines

7. What are equal and opposite forces on an object that results in no motion?

• balanced forces

• potential forces

• unbalanced forces

8. What are unequal forces on an object that results in motion?

• balanced forces

• potential forces

• unbalanced forces

9. What is the international unit that is used to describe force?

• Meters

• Newtons

• Kilometers

10. What is the rate at which an object moves.

• accerlation

• speed

• motion