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Physics, 22.06.2019 22:00
On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m
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Physics, 23.06.2019 02:30
If frequency goes up, what happens to wavelength? does it get shorter or longer?
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Physics, 23.06.2019 09:00
Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
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Mathematics, 17.09.2019 08:00
Mathematics, 17.09.2019 08:00
Mathematics, 17.09.2019 08:00
Mathematics, 17.09.2019 08:00
English, 17.09.2019 08:00
Biology, 17.09.2019 08:00
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Biology, 17.09.2019 08:00