Physics, 11.02.2021 18:40 milkshakegrande101
Which event took place during the Copernican revolution, when most people started to believe in a heliocentric model of the solar system?
A. Aristotle developed his model of the solar system.
B. Copernicus rediscovered Aristarchus’s heliocentric model.
C. laws of planetary motion.
D. Newton’s theories of gravity were dismissed and considered invalid.
Answers: 3
Physics, 21.06.2019 17:20, kayelynn003
If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves
Answers: 1
Physics, 22.06.2019 03:00, trinitieu66
Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.
Answers: 2
Physics, 22.06.2019 06:00, quetzaliescalona
A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s
Answers: 1
Which event took place during the Copernican revolution, when most people started to believe in a he...
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