Which describes the molecular motion of a planet?
a.
the up and down and back an...
Which describes the molecular motion of a planet?
a.
the up and down and back and forth motion of the atoms that make up the planet as they collide with the atmosphere
b.
the constant up and down and back and forth motion of the atoms that make up the planet
c.
the transfer of atoms from the top of the planet to the center of the planet in response to gravity
Answers: 2
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An input force of 7 n is applied to a machine with a mechanical advantage of 1.75. what is the maximum the machine could lift? 12.25 n7n7.25 n26.2 n
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A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?
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He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
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