Zusammenfassung der Ressource
Frage 1
Frage
What does light travel as?
Antworten
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A wave
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A lazer
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A beam
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A spectrum
Frage 2
Frage
Why do we see lightning before we hear thunder?
Antworten
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We don't
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Light travels faster than sound
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The lightning is closer than the thunder
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Our eyes work quicker than our ears
Frage 3
Frage
Light travels in straight lines.
Frage 4
Frage
An opaque material has 0% opacity and lets full light though.
Frage 5
Frage
What is the top left arrow pointing to?
Antworten
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A concave mirror
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A convex mirror
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A plane mirror
Frage 6
Frage
What is the bottom arrow pointing to?
Antworten
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A concave mirror
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A plane mirror
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A focus
Frage 7
Frage
What does a cell do?
Antworten
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Transfers electrical energy to light energy
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Transfers chemical energy to electrical energy
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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
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The same
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Larger
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Smaller
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Half the size
Frage 9
Frage
Which words best describe the moon?
Antworten
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Opaque
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Shiny
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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
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Opaque
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Shiny
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Luminous
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Transparent
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Translucent
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Dull
Frage 11
Frage
Which words best describe the Sun
Antworten
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Opaque
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Shiny
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Luminous
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Transparent
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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.