Grade 8 Science Review

Front

What forces are acting on a girl jumping rope?

Back

Gravity and friction.

Front

What keeps an object at rest unless acted upon?

Back

Unbalanced Force.

Front

What is one example of static electricity?

Back

Lightning.

Front

What happens when a north and south magnetic pole are brought together?

Back

They attract.

Front

What do conductors do to electrons?

Back

Allow electrons to flow through.

Front

What is inertia?

Back

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

Front

What is the definition of gravity?

Back

A force that attracts two bodies toward each other.

Front

What is friction?

Back

A force that opposes the motion of an object.

Front

What is buoyancy?

Back

The ability of an object to float in a fluid.

Front

What is a conductor?

Back

A material that allows the flow of electric current.