Year 3 Light Quiz

We need _ _ _ _ _ to reach our eyes to be able to see.

• light

• lite

You can see clearly through ______________ material because light travels through it easily.

• a translucent

• a transparent

• an opaque

Things usually look blurry when you look through __________ material because only some light can travel through it.

• a translucent

• a transparent

• an opaque

Light can't travel through _________ material, so you can't see through it.

• a translucent

• a transparent

• an opaque

What is a shadow?

• A shadow is the image made when something reflects light.

• A shadow is a dark area behind an object that light can't pass through.

• A shadow is what is produced when something makes its own light.

Luca, Ruby and Alfie have noticed that the shadow of a tree in the playground changes size during the day. Who has the right idea about why this is?

• Luca

• Ruby

• Alfie

Which three of these things are light sources?

• the Sun

• the window

• the laptop computer screen

• the glow sticks

• a mirror

Olivia says, "I can see the table in my kitchen even when the lights are off."

How is this possible?

• Olivia can see in the dark.

• The table is making its own light.

• Light from the Sun is travelling through the window and reflecting off the table.

The Moon isn't a light source. It looks like it's giving off light, but it's actually reflecting light from . . .

• the Sun

• Earth

• sky

A _ _ _ _ _ _ is formed when an object blocks the light.