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(ii) a ball is thrown horizontally from the roof of a building 7.5 m tall and lands 9.5 m from the base. what was the ball’s initial speed
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Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
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Physics, 22.06.2019 10:30
The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
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Physics, 22.06.2019 19:30
Which describes increasing the efficiency of energy resource
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(ii) a ball is thrown horizontally from the roof of a building 7.5 m tall and lands 9.5 m from the b...
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