Light and shadows | Baamboozle - Baamboozle | The Most Fun Classroom Games!

English 17 Public

light source review

Study Slideshow

#Science #primary school

Mention 5 sources of light!

Sun, lamp, candle, torch, stars

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Why we can not see in the dark?

Because there is no light

20

What makes a shadow?

Something blocks the light

20

What is our main source of light?

Sun

20

Look at the picture. Why does the tree make a shadow?

The tree is opaque and it blocks the light.

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It is daytime and you look behind you. You see your shadow. Now it is nighttime and when you look behind yourself you DON'T see your shadow. Why?

You need a light source to see a shadow.

25

Is a glass transparent or opaque?

transparent

20

Is a wall opaque or transparent?

Opaque

20

Is the moon a light source?

No, it isn't

20

All light come from a light source. (true or false)

true

false

20

A torch is a light source. (true or false)

true

false

20

Our shadows disappear when we move. (true or false)

false

true

20

If we hold a book in the torchlight, we will see a SHADOW OF A PENCIL on the paper.

true

false

20

a ... is formed when the light is blocked by an object.

shadow

20

shadows can have colors (true or false)

false

true

20

Find 2 opaque objects around you.

good job!

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