The color of a firework comes from the glowing of
A) molecules.
B) atoms.
C) gun powder.
D) laser light.
Answer: B
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The ____________________ Tables were based on a heliocentric model of the universe and used elliptical orbits for the planets
Fill in the blank(s) with correct word
What does the Moon's low density suggest about its internal structure?
A. The Moon's iron core is smaller relative to Earth's. B. The lunar interior has not differentiated. C. The Moon's crust is very thick and poor in iron. D. The lunar mantle extends to the center of the Moon.
If you could see the new moon, at roughly what time of day would it rise?
A. at midnight B. at sunrise C. at sunset D. at about noon
The most striking "cloudmark" in Jupiter's atmosphere is the
A) Great Dark Spot. B) Cassini Division. C) Great Red Spot. D) Black Hole. E) Brown Dwarf.