Unit 2 Vocabulary Exam POE

Front

The greatness of size or amount.

Back

magnitude

Front

The location of something relative to something else.

Back

direction

Front

An object is said to be at rest if it does not change its position with respect to its surroundings with time.

Back

at rest

Front

A contact force that surfaces exert to prevent solid objects from passing through each other. If two surfaces are not in contact, they can't exert a normal force on each other.

Back

normal force

Front

A force that something or someone exerts on an object.

Back

applied force

Front

A measurement between the starting position and final position of an object regardless of the path followed. Displacement is described by a magnitude and direction, making it a vector quantity.

Back

displaced

Front

The force that resists motion when the surface of one object comes in contact with the surface of another is _____

Back

friction force

Front

An object in a state of rest or uniform motion will continue to be so unless acted upon by a net force. This law describes the relationship between velocity and forces.

Back

Newton's 1st Law

Front

For every action force, there is an equal and opposite reaction force. This law describes action-reaction pairs. Force pairs act in opposite directions and have the same magnitude.

Back

Newton's 3rd Law

Front

A force that is caused by air. The force acts in the opposite direction to an object moving through the air.

Back

air resistance