Answer: friction muscular
Explanation:
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a) dU=Q-A, so DU=400 J
b) When you decrease heat while increase work and when you increase work while decreasing heat.
c) It takes heat from colder places and releases the heat to warmer places.
d) Because the order there is made by human.
The correct answer is that the surface winds will get stronger.
Answer: The electromagnetic waves reach Earth, while the mechanical waves do not.
Explanation:
Answer:
longitudinal wave
Explanation:
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