Force, Motion, Gravity, and Acceleration

Which force produces in a change of motion?

• A. unbalanced force

• B. balanced force

• C. frictional force

• D. the jedi force

Speed =

• A. distance

• B. velocity/distance

• C. distance/time

• D. inertia x mass

What is inertia?

• A. how far an object travels in a given direction

• B. the tendency of an object to resist change in motion

• C. a measure of the change of speed or direction of an object

• D. a measure of acceleration of an object

Force can be a push or a pull.

• True

• False

___________ is a force that one surface exerts on another, when the two rub against each other.

• A. mass

• B. gravity

• C. velocity

• D. friction

An object is in motion if it changes position relative to a reference point with respect to time.

• True

• False

_____________ describes the speed and direction of an object.

• A. force

• B. acceleration

• C. velocity

• D. mass

What is mass?

• A. the amount of gravitational pull on an object

• B. the change in velocity over time

• C. a fluid friction

• D. the amount of matter in an object

An object at rest tends to stay at rest and an object in motion tends to stay in motion, unless acted upon by an unbalanced force.

• A. Newton's 1st Law

• B. Newton's 2nd Law

• C. Newton's 3rd Law

• D. Fig Newtons

What is weight?

• A. the amount of matter in an object

• B. a measure of gravity

• C. a change in position of an object with respect to time

• D. a fluid friction