P2 2nd Semester Review unit 4-6

When the earth in the dark we call is...

• night

• day

• morning

never look straight at the sun. it can....your eyes.

• damage

• move

• safe

What it is?

• baterre/cell

• metal

• mains electricity

We can use electricity to make...

• light

• sound

• heat

We can use elecrticity to...

• heat things up

• cool things down

• light things

We can use electricity to...

• make things move

• heat things up

• cool thing down

Which things use a cell?

• 
• 
• 

Which are the natural light sources?

• candle

• sun

• firework

• lightning

Which are the man-made light sources?

• lightning

• neon sign

• torchlight

• hot lava

Which is NOT the functions of lights?

• Light helps living things to survive.

• We need light to see

• Light can keep us safe

• Light makes around us become dark