Unit 3,4&6 Vocabulary Review

Front

Statement of Newton’s 1st law of motion

Back

An object in motion will remain in motion and an object at rest will remain at rest unless acted upon by an unbalanced force.

Front

Definition of inertia

Back

A measurement of the mass of an object

Front

Inertia determined by mass

Back

Only the amount of mass changes the amount of inertia

Front

Equation for weight

Back

Fg = mg

Front

Definition of weight

Back

The force of gravity on an object

Front

Mass vs. weight

Back

Mass does not change with gravity changes, but weight depends on the force of gravity

Front

Force (Free Body) Diagram

Back

Drawing depicting all of the forces which act on an object

Front

Newton’s 2nd law in equation form

Back

Fnet = ma

Front

Direct proportionality

Back

One value increases as another increases with a set scale factor

Front

Inverse proportionality

Back

One value increases when another decreases with a set scale factor