DTU8e_iClicker_ch13 - iClicker Questions Discovering the...

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iClicker Questions Discovering the Universe , Eighth Edition by Neil F. Comins and Williams J. Kaufmann III Chapter 13 13-1. A nova is believed to occur when which of the following pairs of stars are in a binary system? a) white dwarf, main sequence star * b) white dwarf, neutron star c) neutron star, red giant d) a pair of supergiants 13-2. What is the most dense element formed in the cores of any stars? a) helium b) lead c) iron * d) carbon 13-3. Which type of star is not fusing anything in its core? a) main sequence b) giant c) supergiant d) neutron star * 13-4. A pulsar is best described as a: a) a rapidly rotating white dwarf b) a rapidly rotating neutron star * c) an expanding and contracting white dwarf d) an expanding and contracting neutron star 13-5. White dwarves are composed primarily of: a) helium b) neutrons c) carbon and oxygen * d) iron 13-6. The diameter of a white dwarf is closest to which of the following? a)
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DTU8e_iClicker_ch13 - iClicker Questions Discovering the...

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