Chapter 23
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Elements heavier than iron can be created during:
a supernova explosion
Astronomers have noticed that the visible filaments in the Crab Nebula are moving toward us at great speed. How can they know about motions like this?
from the Doppler shift in the line radiation from the nebula
If you were to sample a tablespoon of each of the following objects, which of those tablespoons would weight the most? The one that sampled the
neutron star
Which of the following is a characteristic of degenerate matter in a white dwarf star?
the electrons get as close to each other as possible and resist further compression
