Answer: Gravity has an effect of a gravitational pull, which keeps things on the ground instead of floating around like we are in space.
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Answer:</h2><h2>
It is due to a refractment of light.</h2>
Sound moves faster in warmer air than colder air the way bends away from the warm air and back towards of air.
A. Reducing the rock's exposure to water
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Answer:
A This is a nuclear reaction, because the atoms nucleus changed.
That would be false.
Straight angle= 180 degrees
Obtuse angle= Above 90, and lower than 180
Acute angle= Below 90
Hope this helps! (: