Which planet has the most extreme differences between its daytime and nighttime temperatures?
A) Mercury
B) Venus
C) Earth
D) Mars
E) Jupiter
A) Mercury
Physics & Space Science
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Which dwarf planet does NOT have a moon?
A. Ceres B. Haumea C. Pluto D. Makemake E. Eris
Physics & Space Science
There are a variety of units for power. Which of the following would be fitting units of power (though perhaps not standard)?
A) Watt B) Joule C) Joule/second D) HP
Physics & Space Science
A gun with a muzzle velocity of 100 m/s is fired horizontally from a tower. Neglecting air resistance, how far downrange will the bullet be 1 s later?
A) 50 m B) 98 m C) 100 m D) 500 m E) none of the above
Physics & Space Science
How many arcminutes are in one degree?
A) 3600 B) 100 C) 10,000 D) 360 E) 60
Physics & Space Science