PRACTIC
Momentum
1. An ostrich with a mass of 146 kg is running to the right with a veloci...
Physics, 25.03.2020 01:37 katherineweightman
PRACTIC
Momentum
1. An ostrich with a mass of 146 kg is running to the right with a velocity of
17 m/s. Find the momentum of thc ostrich.
Answers: 1
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Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain
Answers: 1
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Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
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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.
Answers: 2
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Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.
Answers: 1
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