Electricity: lesson 2

Electric current is the ____ of electrons between atoms.

• wire

• socket

• plug

• flow

When we plug a machine into a ______, electric currents flows along the ____ into the machine.

• socket/plug

• socket/electrons

• socket/wire

• plug/wire

Which is an example of electric conductors?

• metal

• wood

• stone

• plastic

Which are electric insulators?

• metal

• wood

• plastic

_________________ let the electric current flow through them easily.

• Electric conductors

• Electric insulators

______________ don’t let the electric current flow through them easily.

• Electric conductors

• Electric insulators

When the electric current flows through wires, a ________ _____ is produced.

• electrical field

• magnetic field

• electrically charged

• positively charged

Electric lamps transform the energy into...

• heat

• movement

• light

• sound

Heaters transform the energy into..

• heat

• movement

• light

• sound

Mixers transform the energy into..

• heat

• movement

• light

• sound