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Physics, 21.06.2019 17:30
Abaseball picther can throw a ball at about 90 miles per hour, v = 40 m/s, on solid rock ground. we now put him into space. when he throws the ball, which weighs mb = 0.15 kg moves away from himat the same speed. how long does it take the ball thrown in space to travel the 30 meters to the batter? he weighs mp = 100kg
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Physics, 21.06.2019 23:30
What are chlorofluorocarbons and what impact do they have on the atmosphere?
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Physics, 22.06.2019 06:30
At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
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Physics, 22.06.2019 18:00
At the negative terminal of the battery the electron has electric potential energy. what happens to this energy as the electron jumps from the negative to the positive terminal?
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What is the main determining factor in defining boundaries between layers of earth's atmosphere?...
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