Question

The brightness of a star is determined by _____.

Answer 1

Answer:

Distance from the earth

Explanation: Trust me we just did this and I got 100 percent on all of it.

Answer 2

The actual answer is size and temperature

All stars are very hot. They resemble a gigantic furnace of atomic energy. Some stars are much hotter than others and appear to be brighter. The brightness of a star also depends upon its size and its distance from the Earth. Larger stars tend to be brighter, but a star closer to the Earth will appear brighter than one the same size that is farther away.

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