The atmosphere of Mars primarily consists of ____________________
Fill in the blank(s) with correct word
carbon dioxide
CO2
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The temperature of the photosphere is about
A) 3,200 K. B) 5,800 K. C) 11,000 K. D) one million K. E) ten million K.
When a strange hadron decays into particles that are not strange, it is a manifestation of the
A. electromagnetic interaction. B. strong interaction. C. weak interaction. D. gravitational interaction.
A 8.00 kg mass is moving at 5.00 m/s SOUTH and a 6.00 kg mass is moving at 7.00 m/s EAST. The velocity of the center of mass is (a), and the velocity NORTH of the center of mass is (b)
A. a = +40.0 m/s, b = +3.00 m/s. B. a = +3.00 m/s, b = +40.0 m/s. C. a = -3.00 m/s, b = -3.00 m/s. D. a = +3.00 m/s, b = -40.0 m/s. E. a = +40.0 m/s, b = -40.0 m/s.
There are no aurora on Venus because it
A) lacks atmospheric oxygen. B) is too hot. C) lacks a strong magnetic field. D) lacks an ionosphere. E) lacks strong winds.