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Physics, 21.06.2019 19:30
To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
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Physics, 22.06.2019 22:30
Which of these activities increases the amount of carbon in the atmosphere?
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Physics, 23.06.2019 03:50
In a star, nuclear fusion occurs in the a. photosphere. b. corona. c. radiative zone. d. core.
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Physics, 23.06.2019 04:00
Only 3% of the water on earth is usable by humans. even though that 3% is through the water cycle, we still need to be careful not to waste water.
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Consider a tall, skinny pine tree, initially upright, that falls over in a forest. as it is falling,...
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