If the Universe were infinitely large, infinitely old, and static, then the CMB would appear uniform (i.e., homogenous and isotropic)
a. True
b. False
Indicate whether the statement is true or false
True
RATIONALE: Refer to static universe of Einstein, Olbers's paradox, homogeneous, isotropic, and the CMB.
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What kind of activity does the surface of Triton experience?
a. nitrogen geysers b. sulfur-based volcanoes c. carbon dioxide geysers d. methane ice tectonics e. liquid nitrogen lava flows
Stars in globular clusters belong to Population ________.
A. I B. II C. III D. Zero
A red-hot piece of coal will cool quicker in a
A) cold room. B) warm over. C) both the same.
Velma bicycles northward at an unchanging speed of 4 m/s, and Mort jogs southward at an unchanging speed of 4 m/s. Are Velma and Mort in relative motion?
A) No, because they both have the same speed. B) No, because they both have the same velocity. C) No, because neither Mort nor Velma is accelerated. D) Yes, because they have different velocities. E) Yes, because they have different speeds.