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A 400kg roller coaster starts from the rest at the top of a 25 m Jill what is the roller coasters gravitational potential energy at the top of the hill
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Physics, 20.06.2019 18:04
The cement bag shown in the figure has a mass of 50 kg and the small pulley has a mass of 2 kg. if the cement bag is pulled upwards with an acceleration of 2 m/s^2, find the force f pulling the rope.
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Physics, 22.06.2019 05:00
The image below shows numerous volcanic mountains in the pacific northwest. what is the most likely cause of the volcanic and earthquake activity in this region?
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Physics, 22.06.2019 16:00
Frank just graduated from eighth grade. assuming exactly four years from now he will graduate from high school how many seconds does he have until his high school graduation
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Physics, 22.06.2019 17:50
Convection occurs when thermal energy is transferred by the movement of
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A 400kg roller coaster starts from the rest at the top of a 25 m Jill what is the roller coasters gr...
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