Physics, 19.08.2020 01:01 mcqueen10travis
How fast would a 0.25 kg football have to be traveling to have the same momentum as a 0.05kg bullet traveling 500 m/s
Answers: 1
Physics, 20.06.2019 18:02
Once cells with nuclei developed, organisms were able to become more complex, which allowed them to adapt to the conditions in more habitats. by which process do organisms adapt and evolve?
Answers: 3
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Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic
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Physics, 22.06.2019 17:00
Air conditioners not only cool air, but dry it as well. suppose that a room in a home measures 5.0m×9.0m×2.4m . if the outdoor temperature is 30 ∘c and the vapor pressure of water in the air is 85 % of the vapor pressure of water at this temperature, what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? the vapor pressure for water at 30 ∘c is 31.8 torr.
Answers: 3
Physics, 22.06.2019 18:00
Astone is thrown with a speed v0 and returns to earth, as the drawing shows. ignore friction and air resistance, and consider the initial and final locations of the stone. which one of the following correctly describes the change δpe in the gravitational potential energy and the change δke in the kinetic energy of the stone as it moves from its initial to its final location? options a.δpe = 0 j and δke = 0 j b.δpe is positive and δke is negative c.δpe = 0 j and δke is positive d.δpe is negative and δke is positive e.δpe = 0 j and δke is negative
Answers: 3
How fast would a 0.25 kg football have to be traveling to have the same momentum as a 0.05kg bullet...
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