Which of the following is true of the Jovian planets?
A) They grew by gravitational collapse.
B) They did not form from the solar nebula.
C) They developed very slowly.
D) They did not undergo differentiation.
A
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When heat and pressure are applied to an igneous rock it turns into
A) another sedimentary rock B) an igneous rock C) a meteorite D) a metamorphic rock
A small boat is moving at a velocity of 3.35 m/s when it is accelerated by a river current perpendicular to the initial direction of motion. If the acceleration of the current is 0.750 m/s2, what will be the new velocity of the boat after 33.5 s?
A) 25.3 m/s at 82.4° from initial direction of motion B) 25.3 m/s at 7.59° from initial direction of motion C) 640.1 m/s at 82.4° from initial direction of motion D) 640.1 m/s at 7.59° from initial direction of motion
The dark spot observed in the center of a Newton's rings pattern is attributed to which of the following?
a. polarization of light when reflected b. polarization of light when refracted c. phase shift of light when reflected d. phase shift of light when refracted
For a standing wave in an air column in a pipe that is open at both ends, there must be at least
a. one node and one antinode. b. two nodes and one antinode. c. two antinodes and one node. d. two nodes and two antinodes.