A temperature of –65 Kelvin is equivalent to _____ degrees Fahrenheit
a. –576.7
b. 208.0
c. –53.9
d. –338.0
a
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The numerical dates associated with events on the geologic time scale were determined by
A) relative dating. B) superposition. C) radiometric dating. D) fossil assemblages through time.
The acceleration of the Universe depends on the effect of ____
a. baryonic matter being greater than the effects of dark matter and dark energy b. baryonic matter and dark energy being greater than the effect of dark matter. c. dark matter and dark energy being greater than the effect of baryonic matter. d. baryonic matter and dark matter being greater than the effect of dark energy. e. dark matter being greater than the effect of dark energy.
You shout at a cliff, and hear your echo in 2 seconds. If the speed of sound in the air is 340 m/s, the distance of the cliff from you is
a. 85 m b. 170 m c. 340 m d. 680 m e. none of the above
As a moon in a very elliptical orbit moves closer to and then farther from a planet, gravity flexes the moon with tides, and friction heats the interior. This process is referred to as
a. tidal heating. b. occultation. c. vaporization. d. differentiation. e. sublimation.