Electricity

Front

How does static electricity occur?

Back

Electrons transfer when materials come in contact, leaving one object with an excess of electrons. The build-up of excess charge is called static electricity.

Front

Lightning can be best described by which statement?

Back

The flow of electric charges between the cloud and the ground.

Front

What causes Sandy's hair to act this way after rubbing a balloon on her head and placing it on the wall?

Back

static electricity

Front

Which situation provides the BEST example of static electricity?

Back

A sweater and a shirt are stuck together when they are pulled from the clothes dryer.

Front

What is the purpose of the battery in an electric circuit with a light bulb, wire, and a battery?

Back

It is the energy source.

Front

If the open circuit is closed by connecting a portable television to the gap in the wire, what happens?

Back

Electricity flows and the television turns on.

Front

What part of a circuit has the main job of conducting the electricity?

Back

wire

Front

Why do electricians wear rubber gloves when working with electric lines?

Back

for protection against electrical shock

Front

Which material is a good conductor of electricity? Options: copper penny, wooden spoon, rubber shoe sole, plastic outlet cover

Back

copper penny

Front

Insulators are materials that stop the flow of electricity. Which of these is an example of an insulator? Options: nail, staple, crayon, paper clip

Back

crayon