Physics, 15.02.2021 22:20, eva4548

What is the amount of energy needed to lift something weighing one pound to a height of nine inches?

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Physics, 21.06.2019 18:00, giavanleer14

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

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Physics, 21.06.2019 19:30, Esmer1030

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?

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Physics, 22.06.2019 07:00, dsperez201938

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

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Physics, 22.06.2019 07:30, elijahjacksonrp6z2o7

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?