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Answer Key
Grade 4 Science: Waves — Patterns of Motion
1.
pattern
2.
energy
3.
amplitude
4.
wavelength
5.
water
6.
air/materials
7.
bigger/taller
8.
surface
9.
a repeating pattern that transfers energy
10.
the height of a wave from rest position to crest
11.
distance from one crest to the next crest
12.
disturbance travels through a medium while energy moves along
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