Astro 7n unit 3 quizzes What is the general result of the proton proton chain - correct answer 4 H -> He + energy + other products The corona of the sun - correct answer is visible during a solar eclipse In the Convective zone of the sun - correct answer columns of hot gas rise, cool, and descend What part of the sun do we typically see? - correct answer photosphere In nuclear fusion, energy is produced because: - correct answer the mass of the reacting chemicals is larger than that of the products "Luminosity" refers to ____, whereas "brightness" must mean ____. - correct answer Absolute power output at the source/ apparent output as observed at some distance After doubling the distance from the light source the bottom detectors readout ____, to about ___ The top detectors value - correct answer decreased, one quarter On tripling the distance from the light source, the bottom detector's readout ____, to about ____ The top detector's value - correct answer Decreased 1/9 Gravitational acceleration is - correct answer Inversely proportional to the square of the distance from an object When using different points in the Earth's orbit as a baseline for a parallax experiment it is best to do the
observations: - correct answer 6 months apart
One star is four times further away than another. The parallax
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