Magnets and Electricty

Unlike charges attract...

• away from each other

• to every object

• towards each other

• to balloons

The flowing movements of electricity from place to place is...

• an electric circuit

• an electric current

• a switch

• a solar cell

Static electricity is used...

• all at once

• as a steady flow

• in a battery

• along a path

Batteries produce electricity by changing ___ energy into ___ energy.

• electrical, chemical

• positive, negative

• chemical, electrical

• negative, positive

A basic current is made up of all of the following except...

• a power source

• a conductor

• a cathode

• a switch

Electrons are stored in which part of a battery?

• electrolyte

• cathode (positive terminal)

• geode

• anode (negative terminal)

A compass needle always points north because...

• the earth's magnetic field pulls it

• it uses electricity

• it is weak

• it has a force field

When you ___ the wire in an electromagnet, the magnetic field strengthens.

• shorten

• coil

• remove

• unwrap

All of the following are conductors except...

• an eraser

• a paperclip

• a nail

• a penny

In which of the types of circuits does electricity follow one path?

• complete

• series

• parallel

• incomplete