Light is a form of energy.

• True

• False

Light is made of atoms and mollecules.

• True

• False

What is a light source?

• A place that recieves light.

• A place where light comes from.

• A place where we can see things.

Which one of these ones is NOT a light source?

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• 
• 
• 

How can we see non-luminous things?

• They emit light and it travels to our eyes.

• Light reflects from them and it bounces to our eyes.

• We see them because our eyes transmit light.

Choose the image of a periscope:

• 
• 
• 

A periscope allows you to see:

• Very distant objects.

• Objects over the top of something.

• Very small objects.

What is a reflection?

• A copy of our image on a rough surface like a paper.

• Our image bouncing off a shiny surface like a mirror.

• An image of ourselves depicted on a television.

Light reflects better on:

• A smooth, shiny surface.

• A rough, opaque surface.

• A hard, big surface.

Which surface absorbs more light than it reflects?

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•