Forces and Motion Concepts

Front

Newton's Third Law states that for every ______ there is an ________ and _________ reaction.

Back

action, equal, opposite

Front

What is the Law of Conservation of Matter?

Back

Matter is never created or destroyed.

Front

This occurs when an object speeds up, slows down, or changes direction.

Back

Acceleration

Front

Newton defined momentum as 'quantity of motion.' True or False?

Back

True

Front

A contact force is from ______.

Back

objects physically touching

Front

What is force?

Back

A push or pull on an object.

Front

What is the unit of force?

Back

Newton (N)

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the formula for calculating acceleration?

Back

Acceleration = (Final Velocity - Initial Velocity) / Time

Front

What is the difference between speed and velocity?

Back

Speed is scalar (magnitude only), while velocity is vector (magnitude and direction).