While watching a star, you see it moves 15 degrees across the sky. How long have you beenwatching it?
A) 1 hour
B) 3 hours
C) 15 minutes
D) 15 seconds
E) 1 minute
Correct Answer:
Verified
Q26: Into how many constellations is the celestial
Q27: Aristotle's hypothesis was that:
A)lunar eclipses were created
Q28: Where on Earth can you observe all
Q29: An effective theory must:
A)have been proven.
B)must have
Q30: The place the Sun stops its northward
Q32: Why did early civilizations observe constellations?
A)only for
Q33: A light-year is:
A)about 365 Earth days.
B)the distance
Q34: The stars appear to be attached to
Q35: Modern scientific theories are NOT:
A)testable.
B)continuously tested.
C)simple.
D)perfect.
E)elegant.
Q36: About how many stars are visible on
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