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astro111n_ch10
Question | Answer |
---|---|
By what process does the Sun generate energy? | nuclear fusion |
Which of the following correctly compares the Sun's energy generation process to the energy generation process in human-built nuclear power plants? | The Sun generates energy by fusing small nuclei into larger ones, while our power plants generate energy by the fission (splitting) of large nuclei. |
Which of these things poses the greatest hazard to communications satellites? | particles from the Sun |
Scientists estimate the central temperature of the Sun using | mathematical models of the Sun. |
At the center of the Sun, fusion converts hydrogen into | helium, energy, and neutrinos. |
Solar energy leaves the core of the Sun in the form of | photons. |
How does the number of neutrinos passing through your body at night compare with the number passing through your body during the day? | about the same |
The source of energy that keeps the Sun shining today is _________. | nuclear fusion |