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Stage 1
Answer 6 out of 8 questions correctly.

Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams
The Sun is the star at the center of the solar system. It is extraordinarily important for Earth because life could not exist without its light and heat. However, the Sun is actually a fairly ordinary star based on its properties. Its size, temperature, brightness, and age are about average compared to those of other stars in the universe.
Which of the following are true about the Sun? Select all that apply.
The light and heat produced by the Sun does not reach Earth.
The Sun is a star found at the center of the solar system.
The Sun is necessary to support life on Earth.
The Sun is much brighter than the majority of other stars.
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