Compared to the moons of Jupiter, the moons of the more distant Jovian planets
A) contain a higher proportion of rock
B) are made of a mixture of rock and methane ice
C) contain higher overall proportions of water ice as well as methane and other ices
D) are made completely of methane ice
D
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A molecule is:
a. a combination of two or more atoms b. less stable than its constituent atoms separated c. electrically charged d. a carrier of one or more extra neutrons e. another term for an atom
What is the evidence that a meteorite impact caused the great extinction at the end of the Mesozoic?
What will be an ideal response?
Oceanic thermal generation operates from a relatively inexhaustible source of energy in the oceans that have heat energy from
A. subatomic heat. B. the decay of carbon in the rock formations underlying Earth's oceans. C. the energy in sunlight. D. carbon dioxide in the ozone layer.
A 90-m-long high-voltage cable is suspended between two towers. The mass of the 90-m cable is 100 kg. If the tension in the cable is 25 000 N, what is the lowest frequency at which this cable can oscillate?
a. 0.83 Hz b. 1.00 Hz c. 1.7 Hz d. 2.00 Hz e. 3.3 Hz