Physics, 03.08.2019 23:30 edfrank6278
1) the moon has a mass of 7.4 × 1022 kg and completes an orbit of radius 3.8 × 108 m about every 28 days. the earth has a mass of 6 × 1024 kg and completes an orbit of radius 1.5 × 1011 m every year. what is the speed of the moon in its orbit? answer in units of m/s. 2) what is the kinetic energy of the moon in orbit? answer in units of j. 3. what is the kinetic energy of the earth? answer in units of j.
Answers: 2
Physics, 22.06.2019 12:00
For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up
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Physics, 22.06.2019 21:30
Ineed this now one scientist feels that the changes in global climatic patterns may be good for the health of the biosphere. another scientist feels that sharp changes in climatic patterns could result in the extinction of the biosphere. which of these is the most likely reason the two scientists gave conflicting opinions on the impact of changes in the global climatic pattern? they do not have enough knowledge on the topic. they did not discuss the issue among themselves. they believe conflicting opinion strengthens science. they study different areas of science and have different scientific focuses.
Answers: 1
Physics, 23.06.2019 01:00
Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge
Answers: 2
1) the moon has a mass of 7.4 × 1022 kg and completes an orbit of radius 3.8 × 108 m about every 28...
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