Revision on Electric forces

When the number of positive and negative charges are the same, the matter is....................................

• sound

• tension

• neutral

• magnetic

The push or pull of charged objects on each other is called......................

• light

• static discharge

• electric force

• distance

Lightning strike is a static discharge.

• True

• False

A rubber balloon is a conductor.

• True

• False

........................is the transfer of particles that have an electric charge between objects that are not touching.

• Friction

• Pull

• Net force

• Static discharge

If there are two objects one has ( + ) and the other one has ( - ) they will ........................

• repel

• attract

• push away

• tension

If the objects are farther apart, the force is ……………………………..

• stronger

• weaker

................................is the overall positive charge or negative charge in an object.

• Electric charge

• Gravity

• Magnetism

• Push

.................is a material that charges can’t move freely and easily such as rubber.

• Lightning strike

• Insulator

• Field

• Magnetic pole

What is the charge of the following objects?

• positive charge

• Neutral

• Negative charge