2869146
Description
Quiz by Genjo Pringle, updated more than 1 year ago
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Created by Genjo Pringle
almost 9 years ago
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Question 1
Question
What does light travel as?
Answer
-
A wave
-
A lazer
-
A beam
-
A spectrum
Question 2
Question
Why do we see lightning before we hear thunder?
Answer
-
We don't
-
Light travels faster than sound
-
The lightning is closer than the thunder
-
Our eyes work quicker than our ears
Question 3
Question
Light travels in straight lines.
Answer
- True
- False
Question 4
Question
An opaque material has 0% opacity and lets full light though.
Answer
- True
- False
Question 5
Question
What is the top left arrow pointing to?
Answer
-
A concave mirror
-
A convex mirror
-
A plane mirror
Question 6
Question
What is the bottom arrow pointing to?
Answer
-
A concave mirror
-
A plane mirror
-
A focus
Question 7
Question
What does a cell do?
Answer
-
Transfers electrical energy to light energy
-
Transfers chemical energy to electrical energy
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Transfers thermal energy to light energy
-
Transfers kinetic energy to electrical energy
Question 8
Question
What is the angle of incidence to the angles of reflection?
Answer
-
The same
-
Larger
-
Smaller
-
Half the size
Question 9
Question
Which words best describe the moon?
Answer
-
Opaque
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Shiny
-
Luminous
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Transparent
-
Translucent
-
Dull
Question 10
Question
Which words best describe the a Mirror?
Answer
-
Opaque
-
Shiny
-
Luminous
-
Transparent
-
Translucent
-
Dull
Question 11
Question
Which words best describe the Sun
Answer
-
Opaque
-
Shiny
-
Luminous
-
Transparent
-
Translucent
-
Dull
Question 12
Question
When does rarefaction occur?
Answer
-
When light reflects of a surface
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When a surface absorbs light
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When light enters a material of a different density
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When light enters a material of different opacity
Question 13
Question
The Current is a force that makes electricity move through a wire.
Answer
- True
- False
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