Physics, 25.01.2021 19:00 andrwisawesome0
A 20-kilogram object strikes the ground with 1960 J of kinetic energy after falling freely from rest. How far above the ground was the object when it was released? *
Answers: 3
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When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
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How many neutrons does element x if it’s atomic number is 28 and its mass number is 87
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A 20-kilogram object strikes the ground with 1960 J of kinetic energy after falling freely from rest...
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