A shock wave is produced when a wave source moves
A) nearly as fast as the waves it produces.
B) as fast as the waves it produces.
C) faster than the waves it produces.
D) none of the above
Answer: C
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____ is a satellite of Pluto
a. Miranda b. Charon c. Venus d. Krypton e. Nereid
Uniform Circular Motion: A future use of space stations may be to provide hospitals for severely burned persons. It is very painful for a badly burned person on Earth to lie in bed. In a space station, the effect of gravity can be reduced or even eliminated. How long should each rotation take for a doughnut-shaped hospital of 200-m radius so that persons on the outer perimeter would experience 1/10 the normal gravity of Earth?
A. 91 min B. 8.7 min C. 4.6 min D. 1.5 min E. 0.011 min
Compare the rotations and oblateness of Jupiter and Saturn
What will be an ideal response?
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