The origin of the universe is incompletely understood and is called ________.
A) the "Big Bang"
B) Earth Day
C) the "nebula"
D) primordial solar system
E) the "worm hole"
Correct Answer:
Verified
Q21: A cross section of Earth cut from
Q22: Earth's diameter is _ kilometers.
A) 13
B) 130
C)
Q23: The birth of the solar system occurred
Q24: _ is the deepest spot in the
Q25: Eratosthenes was the first to accurately measure
Q27: The altitudinal difference (relief) between the top
Q28: The best description of the actual shape
Q29: _ is considered a dwarf planet.
A) Earth
B)
Q30: The size of the Universe is best
Q31: The solar system's Jovian planets are most
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