Forces and Motion Review

Front

What is a force?

Back

A force is a push or pull that can change the motion of an object.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward each other, like how the Earth pulls us down.

Front

What does balanced forces mean?

Back

Balanced forces are equal forces acting on an object in opposite directions, causing no change in motion.

Front

What does unbalanced forces mean?

Back

Unbalanced forces are unequal forces acting on an object, causing it to move in the direction of the greater force.

Front

How can you observe an electric charge?

Back

You can observe an electric charge by rubbing an object against your shirt.

Front

What happens when you drop a pencil?

Back

The pencil falls down because of gravity.

Front

What is friction?

Back

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

Front

What is an example of a balanced situation?

Back

Ms. K sitting at a desk is an example of balanced forces.

Front

What is an example of an unbalanced situation?

Back

A hoverboard riding downhill is an example of unbalanced forces.