Physics, 20.12.2019 02:31 lexieprochaskaaa
An astronaut takes what he measures to be a 10-min nap in a space station orbiting earth at 8000 m/s. a signal is sent from the station to earth at the instant he falls asleep, and a second signal is sent to earth the instant he wakes. part a does an observer on earth measure the astronaut's nap as being shorter than, longer than, or equal to 10 min? does an observer on earth measure the astronaut's nap as being shorter than, longer than, or equal to 10 ? a. equal b. shorter c. longer
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While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. this most clearly illustrates the functioning of different
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Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.
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Physics, 22.06.2019 11:20
If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t − 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12−3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s
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Physics, 22.06.2019 12:00
An architect plans to use solar energy to heat the next house he designs. what principle of absorption and infrared energy can be applied to the design of the new house? how could she apply to those principals?
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An astronaut takes what he measures to be a 10-min nap in a space station orbiting earth at 8000 m/s...
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