Light and Dark Revision

Objects that give out light are ______.

• light sources

• non-light sources

• reflectors

What is formed when light is blocked by an object?

• shadow

• rainbow

• star

• cloud

How does light travel?

• in straight lines

• in curve lines

• in zigzag lines

It means there is very little light or no light at all

What affects the changes in the size of a shadow?

• the colour of the object

• the smell of the object

• the amount of light

• the distance of the object from a light source

A shadow forms on the other side of the object.

• True

• False

Objects can have more than one shadow if there is more than one light source

• True

• False

The shadow is ___________

When the object is closer to a light source.

How to make the shadow of the rod bigger?

• move the rod closer to the torch

• move the torch away from the rod

• move the rod closer to the screen

• move the screen closer to the rod

Non-light sources

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