Electrical and Mechanical Energy Review

Which item is an insulator?

• toothpick

• screw

• paperclip

• metal pipe

What force makes objects fall to the group when we drop them?

• friction

• gravity

• push

• magnetism

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which object is an example of a conductor?

• wood

• plastic

• rubber

• metal

Which force slows down or stops the motion of an object?

• Push

• Pull

• Friction

• Gravity

The opposite poles on a magnet are _________ to each other.

• attracted

• repelled

Which ramp would produce the least amount of friction for a toy car to travel down?

• A gravel ramp

• A felt ramp

• A smooth ramp

• A carpet ramp

A magnet is an example of a force because it can show is a push or a pull.

• True

• False

Tags

NGSS.MS-PS2-5

What type of circuit is this called?

• Open

• Closed

• Electron

What type of circuit is this picture showing?

• Open

• Closed

• Electron

• Proton