Physics, 24.11.2021 17:10 kandicelima01
In addition to having indirect observational evidence for stellar-sized black holes in binary systems, astronomers also have indirect observational evidence of supermassive black holes at the centers of galaxies. If you were tasked with finding a supermassive black hole, what observations could you present as evidence that a supermassive black hole exists in a galaxy?
Answers: 1
Physics, 21.06.2019 20:00
Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.
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Physics, 22.06.2019 07:50
Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).
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Which of the following list the divisions of the geologic time scale in order from longest to shortest
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In addition to having indirect observational evidence for stellar-sized black holes in binary system...
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