Physics, 04.06.2020 19:59 laceytoyne72
In order for gravitational potential energy to be stored, there must be .
1. An object position at some height in a gravitational field
2. an object positioned at a height of 0 in a gravitational field
3. an object positioned at some height outside a gravitational field
4. an object in motion
Answers: 2
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Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount
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Inside of a windmill or a dam is a that is used to transform one type of energy into electrical energy. a. motor b. generator c. transformer d. power pack
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Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.
Answers: 1
In order for gravitational potential energy to be stored, there must be .
1. An object position at...
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