How do we expect that the first Earth-sized extrasolar planets will be discovered (if they exist)?
A) by the transit technique from an observatory in space
B) with photographs from a new generation of large, ground-based observatories
C) by NASA's Terrestrial Planet Finder mission
D) by the Doppler technique
A
13.5 Mastering Astronomy Concept Quiz
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High mass stars can fuse in their cores
A) all of the chemical elements B) elements up to and including iron C) elements up to and including carbon D) only elements heavier than iron
Air that flows northward from the horse latitudes in the Northern Hemisphere produces the
A) Gulf Stream. B) trade winds. C) westerlies. D) Kuroshio current.
A successful theory of the formation of the solar system must explain
A) that all planets rotate in a prograde sense. B) that all planets have elliptical orbits with high eccentricities. C) the existence of the asteroid belt between Jupiter and Neptune. D) that the inner planets have more hydrogen and helium in their atmospheres than do the outer planets. E) all observed properties of the solar system.
What can we learn from the detailed shapes of craters?
What will be an ideal response?