Physics, 28.06.2019 01:30 winterblackburn78

How are the energy of infrared, visible light and ultraviolet rays related? and why?

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Physics, 21.06.2019 16:00, kris22elizondop9v1bb

Why does the input force have to be greater than the force needed to lift the bale?

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Physics, 22.06.2019 05:00, caguil00

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

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Physics, 22.06.2019 05:50, lola5683

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

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Physics, 22.06.2019 08:00, jbot9050

You have a pick-up truck that weighed 4,000 pounds when it was new. you are modifying it to increase its ground clearance. when you are finished