What are constellations?
A) groups of galaxies gravitationally bound and close together in the sky
B) groups of stars making an apparent pattern in the celestial sphere
C) groups of stars gravitationally bound and appearing close together in the sky
D) ancient story boards, useless to modern astronomers
E) apparent groupings of stars and planets visible on a given evening
Correct Answer:
Verified
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
Q38: Where on Earth would you be if
Q39: Testing is important to developing:
A)an idea.
B)a hypothesis.
C)a
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