Natural Light Sources
Artificial Light Sources
Properties of Light
Light and Heat Safety
100

What is the most well-known natural light source?

What is the sun. 

100

What is the most common artificial light source that we find in our homes?

What is a lightbulb.

100

How does light travel?

What is straight.

100

We should wear these to protect our eyes from the sun

What are sunglasses.

200

Where does natural light come from

What is from naturally occurring.

200

Where are artificial light sources from?

What is they are man-made.

200

The moon is an example of what property of light?

What is reflection.

200

A common vision problem that a person can be born with 

What is colour blindness.

300

True or false. The moon is a natural light source.

What is false.

300

When looking at a computer screen for long periods of time, it is recommended that you wear this type of glasses to protect your eyes from becoming damaged.

What are blue light glasses

300

When light encounters water, it causes the light to bend. This is called 

What is refraction.

300

This natural light source produces both light and heat, but it can also be a dangerous element.

What is fire.

400

Fireflies produce light naturally through the process of

What is bioluminescence.

400

True or false. A candle is an example of an artificial light source.

What is true.

400

A common classroom item that absorbs light is

What is black paper. 

400

A type of doctor who specializes in eyes

What is an optometrist.

500

The light from the sun can help to create power. The man-made device to collect the energy from the sun is called?

What is solar panels.

500

The person who invented the lightbulb.

Who is Thomas Edison. 

500
When a shadow is created and the light source moves farther away, the shadow becomes

What is bigger.

500
An occupation that requires you to wear clothing and a mask that protect you from the light and the heat produced during the job is

What is a welder.

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