Multiple Choice
Why was the summer of 2003 a fine time for Mars observers?
A) The Mars Rovers returned live images from the surface.
B) The skies were unusually clear and calm.
C) Mars's north pole was tilted to face the Earth head-on.
D) Mars was closer to us than it has been in over 50,000 years.
E) Mars was even brighter than Venus for several weeks.
Correct Answer:
Verified
Correct Answer:
Verified
Q19: Which statement about Mars's two moons is
Q20: While Mars is half as big as
Q21: Phobos and Deimos are probably captured comet
Q22: If water caused the huge outflow channels
Q23: The surface of Mars is surprisingly smooth
Q25: Which hemisphere on Mars is believed to
Q26: Why does Mars appear fainter than Venus,
Q27: Atmospheric pressure on Mars is roughly half
Q28: What piece of evidence suggests that the
Q29: Suppose Mars had turned out to be