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Grade 4 Revision
Game Code: 2054357
English
18
Public
How we see things
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Loydie06
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Which of the following is a light source?
Sun
Clouds
Moon
15
Which of the following is NOT a light source?
Stars
Moon
Sun
15
A band of light is called a ...
Beam
15
Objects that make their own light are called ...
Light Sources
15
Objects that make light bounce off are called...
Reflectors
15
Name the instrument.
Periscope
15
A ray that hits a surface is called...
Reflected ray
Incoming light ray
15
A ray that bounces off a surface is called...
Incoming light ray
Reflected ray
15
What happens when light is bounced off from a surface, changing its direction.
Reflect
15
Identify the ray.
Reflected ray
Incoming light ray
15
Identify the ray.
Incoming light ray
Reflected ray
15
Identify how light travels that makes the girl see the sun.
The light from the sun travels to the girl's eyes.
20
Identify how light travels that makes the boy to see the chair.
The light from the bulb travels to the chair. The chair reflects the light to the boy's eyes.
20
Identify how light travels that makes the boy to see the cupcake.
The light from the candle travels to the cupcake. The cupcake reflects the light to the boy's eyes.
20
Identify how light travels in a periscope that makes the boy see the bird above him.
Sun - Bird - Mirror 1 - Mirror 2 - Boy's eyes
20
Is this diagram correct? Why or Why not?
No, the two angles are not the same.
20
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