The reason that small planets tend to lose interior heat faster than larger planets is essentially the same as the reason that ________
A) Earth contains more metal than the Moon
B) a large baked potato takes longer to cool than a small baked potato
C) thunderstorms tend to form on hot summer days
D) gas bubbles form and rise upward in boiling water
B
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The momentum of light
A. Is not in this chapter B. Is only a mathematical trick C. Cannot be measured D. Is not conserved
If the specific heat capacity of water were lower than it is, a nice hot bath would be a
A) shorter experience. B) longer experience. C) same regardless of water's specific heat capacity.
The best evidence for the existence of supermassive black holes is
A) very high orbital velocities in a very compact region. B) evidence for jet velocities that approach the speed of light. C) large quantities of high-energy emission such as X-rays and gamma rays, and radio emission from relativistic electrons. D) huge dark regions in the centers of galaxies, where black holes have been sucking in the galaxy from the inside out.
How does seafloor crust differ from continental crust?
A) Seafloor crust is thinner, older, and lower in density. B) Seafloor crust is thinner, younger, and higher in density. C) Seafloor crust is thicker, older, and higher in density. D) Seafloor crust is thicker, younger, and lower in density.