Physics, 17.06.2020 21:57 richard376
A gas is placed inside a very cold box. The gas molecules transfer heat to the walls of the box. Which best describes what happens to the gas as it cools down?
The gas molecules gain energy from the cold walls of the box.
The gas molecules vibrate around fixed positions.
The gas molecules slow down, and some change phase to liquid.
The gas molecules speed up due to collisions with the walls.
Answers: 2
Physics, 22.06.2019 03:50, Jasten
The intensity of a polarized electromagnetic wave is 12 w/m^2. part a) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=0∘ with the plane of polarization? part b) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=30∘ with the plane of polarization? part c) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=45∘ with the plane of polarization? part d) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=60∘ with the plane of polarization? part e) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=90∘ with the plane of polarization?
Answers: 1
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In a good thermo flask the main cause of heat loss is
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Physics, 22.06.2019 12:00, stephanieboyd
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Physics, 23.06.2019 22:10, challenggirl
After a hurricane, many coastal plants die even when they don’t show any structural damage. this happens in areas where storm surge dumps salt water into the soil where those plants are growing. how does salt water kill a plant? base your explanation in water potentials.
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A gas is placed inside a very cold box. The gas molecules transfer heat to the walls of the box. Whi...
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