Physics, 30.08.2019 23:30 lovelife132015
What is air pressure?
a. earth's gravity pulling down on air molecules.
b. constant collisions between air molecules due to their high energy
c. the result of air being confined to a particular volume in the atmosphere
d. the sun's gravity pulling on earth's atmosphere
Answers: 2
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The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
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Which are causes of mechanical weathering? (check all that apply) a. acid rain b. plant growth c. animal actions d. carbon dioxide e. pressure release i chose b & e and got the question wrong.
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Which component is used to measure the current in a circuit? oa. switch ob. resistor oc. ammeter the answer is c. for y’all plato people
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What is air pressure?
a. earth's gravity pulling down on air molecules.
b. constant c...
a. earth's gravity pulling down on air molecules.
b. constant c...
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