electricity

Determining Charge of Atom

Count the number of electrons and protons

If it has more electrons, it is negative.

More protons, positive charge

Multiple Choice

Objects with unlike charges pull toward, or _____, each other.

• attract
• repel

• reap

• attitude

Multiple Choice

When electrical charges build up on the surface of an object, ________ occurs.

• static electricity
• current electricity

• atom electricity

• polar electricity

Fill in the Blanks

The three types of electrical charges are positive,

, and neutral

Multiple Choice

A material that allows electricity to flow through it easily

• conductor

• insulator

• resistor

Multiple Choice

A material that reduces the flow of electrons

• conductor

• insulator

• resistor

Multiple Choice

A material that does not allow electricity to flow through it

• Conductor

• Insulator

• Resistor

Fill in the Blanks

Objects with unlike charges pull toward, or

, each other.

Short Circuit

• Electricity flows through easiest path

• Sometimes takes an unexpected path

• Can cause sparks and fire

• Fuses and Circuit Breakers

Fill in the Blanks

Objects with like charges push against, or

, each other.