Halley's Comet last passed Earth in 1986. It will be due back in:
A) 2012.
B) 2048.
C) 2061.
D) 2086.
E) the twenty-third century.
Correct Answer:
Verified
Q69: The tail of a comet always points:
A)toward
Q70: The Kuiper Belt objects have orbits that:
A)carry
Q71: What part of a comet has only
Q72: The nucleus, or main solid body, of
Q73: From its orbit, we now recognize Pluto
Q75: Pluto's moon is most similar to:
A)Europa.
B)Miranda.
C)Triton.
D)our Moon.
E)Mercury.
Q76: Pluto's bulk density is:
A)
Q77: The Oort Cloud is thought to be:
A)the
Q78: Pluto was discovered in:
A)ancient times.
B)1789.
C)1859.
D)1930.
E)1992.
Q79: The two names most associated with the
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