ELECTRICITY AND MAGNETISM

Electrical charges can be....

• negative and positive
• black and white
• negative
• positive

How do we call objects that have the same number of positive and negative charges?

• That's not possible!!!
• equal
• same charged
• neutral

An object that loses negative charges becomes.......

• positively charged
• negatively charged
• neutral
• what????

Insulators are materials that....

• do not allow electrical charges to move.
• allow electrical charges to move.

Look at the picture and classify.

• insulator
• conductor

Look at the picture and classify.

• conductor
• insulator

Look at the picture and classify.

• conductor
• insulator

Water is an insulator.

• True
• False

An electrical circuit is a _________ path through which electricity ________.

• closed / doesn't flow
• closed / flows
• open / doesn't flow
• open / flows

Provides the electricity in a circuit.

• generator
• switch
• devices
• cable