Module 1 Forces and Motion Study Guide

Front

What happens to heat production when there is more friction between colliding objects?

Back

More heat is produced during the collision.

Front

Which force is responsible for stopping a moving truck?

Back

Friction is the force that stops a moving truck.

Front

What is it called when two forces acting on an object are equal and opposite, resulting in no movement?

Back

This is an example of balanced forces.

Front

What type of surface does sandpaper have?

Back

Sandpaper has a rough surface.

Front

What does it mean when a horse is accelerating?

Back

It means the horse is speeding up.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces in contact.

Front

What are balanced forces?

Back

Balanced forces are equal in size and opposite in direction, resulting in no change in motion.

Front

What are unbalanced forces?

Back

Unbalanced forces are not equal and can cause an object to start moving, stop moving, or change direction.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

What is an example of a rough surface?

Back

An example of a rough surface is sandpaper.