The Sun's energy results from the conversion of ___________nuclei into helium nuclei.
A) iron
B) oxygen
C) phosphorus
D) hydrogen
Correct Answer:
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Q65: Sir Isaac Newton built and used_ telescopes.
A)
Q66: Dark- line absorption. spectra can be used
Q67: Radio telescopes have an advantage over optical
Q68: Light behaves as a_ .
A) particle
B) wave
C)
Q69: Radio telescopes are generally _than are optical
Q71: The energy from nuclear fusion is produced
Q72: Examine the words and/or phrases below and
Q73: The Sun is considered an_star.
A) small
B) large
C)
Q74: Yellow stars have a higher luminosity than_
Q75: Shorter wavelengths correspond to _energetic photons.
A) moderate
B)
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