Objects in the universe are receding from us with a speed that is proportional to:
A) the reciprocal of their distance from us
B) the reciprocal of the square of their distance from us
C) their distance form us
D) the square of their distance from us
E) their distance from the center of the universe
Correct Answer:
Verified
Q37: Color is carried by:
A)only quarks
B)only leptons
C)only quarks
Q40: The color theory explains why quarks:
A)form particles
Q42: Dark matter suspected to exist in the
Q44: A down quark can be changed into
Q46: Messenger particles of the strong interaction are
Q49: The intensity of the microwave background radiation,
Q52: Messenger particles of the weak interaction are
Q52: As a result of the big bang
Q56: The velocities of distant objects in the
Q57: Hubble's law is evidence that:
A)the speed of
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