What is the science definition of rounding

Which source would provide the most reliable information about the safety of nuclear power plants?

A group of a few thousand stars that are loosely held together by gravity is called a

Rita throws a ball straight up into the air and catches it at the same position from which she threw it. The ball has 18 J of mechanical energy when it leaves her hand.

Two similar sized stones, one heavy and one light, are dropped from the same height into a pond. Explain why the impact of the heavy stone would produce waves with higher amplitude than the impact of the light done would.

A 4000 kg elevator rises from the basement to the top of a100-m tall building. Which of the following is closest to the network done on the elevator as it rises through the middle 20m of itstrip at a constant velocity? Use g=10m/s^2. A.) 800,000 J B.

Why are concussions a major concern? CER Claim Evidence Reasoning

What is the mass of the same rock on the earth

How are electric circuits and systems for carrying water in buildings similar

Work is being done in which of these situations? all motions are at a constant velocity

Why is the land significantly cooler at night when compared to the ocean?