8.what do we call a material that light can travel through
A,air B.medium C.pathway D,water
9.we see shadow because light travels in a __________line
A.curve B.rainbow C.straight D.zigzag
10 which of the following is true?
A.sound travels faster than light
B.light travels faster that sound
C.light travels at the same speed with sound
D.light and sound do not travel in any medium
Answers & Comments
Answer:
8.c
9.a
10.b
Explanation:
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Answer:
8.C
9.C
10.C
Explanation:
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