Science-Force and Motion

Front

A push or a pull

Back

force

Front

The action of moving or changing position

Back

motion

Front

What is the force that opposes motion between two surfaces?

Back

friction

Front

What do we call the speed and direction of an object?

Back

velocity

Front

What is the term for the change in position of an object over time?

Back

displacement

Front

What is the force that pulls objects toward the Earth?

Back

gravity

Front

What is the term for an object at rest or in motion that stays in that state unless acted upon by a force?

Back

inertia

Front

What is the formula for calculating force?

Back

Force = mass x acceleration

Front

What is the unit of force?

Back

Newton (N)

Front

If a car is moving at a constant speed, what can we say about the forces acting on it?

Back

They are balanced.