Physics, 28.09.2019 17:10 meganwintergirl
Arabbit is traveling at a steady 6 m/s and (without knowing it) passes a wolf. the wolf takes off at the instant the rabbit passes it, accelerating at a steady rate of 2.0 m/s^2. how much time elapses before the wolf is moving as fast as the rabbit? how far is the wolf from the rabbit when it reaches this speed?
Answers: 1
Physics, 22.06.2019 11:00
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.
Answers: 3
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
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Physics, 22.06.2019 15:50
An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
Answers: 1
Physics, 22.06.2019 23:00
Which of the following describes how a microwave heats food
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Arabbit is traveling at a steady 6 m/s and (without knowing it) passes a wolf. the wolf takes off at...
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