4th Grade Science Quiz
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EARTH'S SYSTEMS
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After a storm, waves removed about
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buckets of sand, but calm waves removed
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. What is the effect of wave energy?
A
Calm waves erase beaches faster because they are gentle and steady.
B
Storm waves erode the beach faster, moving more sand in the same time.
C
Wave energy does not matter, so beaches change the same with any waves.
D
Only the beach size matters, so wave speed cannot change erosion rates.
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