Physics, 25.03.2021 16:20 harmonyfern5648
As a ball is released inside Earth's gravitational field and begins to fall to the ground
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A) there is no gravitational potential energy between them
B) the amount of gravitational potential energy stays the same.
C) the amount of gravitational potential energy increases.
D) the amount of gravitational potential energy decreases.
Answers: 2
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A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
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Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bobâs trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bobâs trajectory.
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Ice at 0.0âc has a density of 917 kg/m3. a 3.00 cm3 ice cube is gently released inside a small container filled with oil and is observed to be neutrally buoyant. what is the density of the oil?
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The fine detail of saturn's rings provides evidence that the planet may be: a. young b. millions of years old c. in a state of growing larger
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As a ball is released inside Earth's gravitational field and begins to fall to the ground
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