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Physics, 22.06.2019 00:00
A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?
Answers: 1
Physics, 22.06.2019 16:40
Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.
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Physics, 22.06.2019 17:30
Frequency of electromagnetic waves that a radio station is assigned is called
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Physics, 22.06.2019 18:00
Which is the most accurate name for the ionic compound cas?
Answers: 1
Mathematics, 21.01.2020 19:31
Mathematics, 21.01.2020 19:31
Mathematics, 21.01.2020 19:31
Mathematics, 21.01.2020 19:31
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Biology, 21.01.2020 19:31
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Mathematics, 21.01.2020 19:31
Mathematics, 21.01.2020 19:31
Mathematics, 21.01.2020 19:31