2590454
Beschreibung
Quiz von Grace Zhang, aktualisiert more than 1 year ago
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Erstellt von Grace Zhang
vor mehr als 9 Jahre
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Frage 1
Frage
which one travels faster?
Antworten
-
sound
-
light
Frage 2
Frage
Sound does not need a medium to transfer sound waves.
Antworten
- True
- False
Frage 3
Frage
luminous objects does not emit light on its own.
Antworten
- True
- False
Frage 4
Frage
luminous objects
Antworten
-
moon
-
sun
-
lamp
-
glow-worms
Frage 5
Frage
light travels in a straight line
Antworten
- True
- False
Frage 6
Frage
which one is converging light rays?
Antworten
Frage 7
Frage
solar eclipse
Antworten
-
sun moves between the moon and earth
-
earth moves between the sun and the moon
-
moon moves between the sun and the earth
Frage 8
Frage
umbra region
Antworten
-
region where partial shadow is experienced.
-
region where there is a total shadow.
Frage 9
Frage
the amount and direction of reflected light depends on the surface on which it strikes.
Antworten
- True
- False
Frage 10
Frage
the reflection of light
Antworten
-
the reflection of light is the bouncing of light off a surface.
-
the reflection of light is the bending of light as it travels from one medium to another
Frage 11
Frage
which one is concave mirror?
Antworten
Frage 12
Frage
angle of incidence does not equivalent to angle of reflection.
Antworten
- True
- False
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