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