The sun is approximately ______ years old and will die out when it is ______ years old
What is the force that drives gas and dust to come together to create the beginning of a star?
What type of nuclear fusion is going on in the main sequence of a low mass star? (Hint: ____ into ____)
Which of the following describes the correct order of the development of matter in the early universe?
Due to the way matter formed after the Big Bang, most stars in the universe are composed of approximately ______ and ______.
The process of redshifting occurs when a star or galaxy is …..
Nearly all of the energy we have on Earth actually originated in the Sun’s core
The doppler effect works on ________ waves
When light waves stretch to make galaxies moving away from us look more red than they actually are we call that _______.
According to the doppler effect, when objects are becoming more distant, the wavelength _______.
The Sun is approximately _____ years old, and will likely die out when it is around _____ years old.
Which type of EM radiation reaches the Earth from the Sun?
Which of the following will a LOW TO MEDIUM MASS star turn into at the end of its life?
Compared to other stars in the universe, our Sun would be considered a _____.
Our Sun is currently in the _____ stage of its life cycle.
What causes a star to expand during the Giant stage of its life cycle?
Where in a star does the process of nuclear fusion occur?
What is produced during the process of nuclear fusion?
Which of the following correctly describes the process of nuclear fusion?
Most scientists think that elements heavier than iron are made ___.
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