Physics, 01.07.2019 09:00 ashleyann9549
An object starts at rest then accelerates at a rate of 5m/s^2 for 1 second and then 2m/s^2 for 2 seconds. what is the average acceleration over time (t€[0,3]
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Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?
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Properties seen when one one substance changes to another are known as properties
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Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s
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Physics, 23.06.2019 00:00
You can melt ice by applying pressure because the solid/liquid line has a slope.
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An object starts at rest then accelerates at a rate of 5m/s^2 for 1 second and then 2m/s^2 for 2 sec...
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