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The remnant left behind from a white-dwarf supernova is a neutron star.
Q2: Photographs of many young stars show long
Q30: Which of the following types of galaxies
Q37: 8)Angular momentum plays an important role in
Q39: Dark matter is purely hypothetical,because we have
Q55: Do you think it is possible that
Q56: What will happen to the star after
Q58: Which of the following correctly describes how
Q77: The axes on a Hertzsprung-Russell (H-R)diagram represent<br>A)mass
Q86: According to modern science,approximately how old
Q103: How do we learn the chemical composition