Motions Of The Moon Question Preview (ID: 45)

Details The Motion, Phases And Reasons The The Moon Revolves Around The Earth. TEACHERS: click here for quick copy question ID numbers.

Which motion causes the Moon to show phases when viewed from the Earth?
a) the revolution of the Moon around the Earth
b) the rotation of the Moon on its axis
c) the rotation of the Sun on its axis
d) the revolution of the Sun around the Moon

The best evidence that the distance between the Moon and the Earth varies is provided by the apparent change in the Moon's
a) diameter
b) shape
c) altitude
d) phase

Which statement best explains why different phases of the Moon can be observed from the Earth?
a) Differing amounts of the Moon's sunlit surface are seen because the Moon revolves around the Earth.
b) Differing amounts of the Moon's sunlit surface are seen because the Moon revolves around the Sun.
c) The Moon moves into different parts of the Earth's shadow.
d) The size of the Earth's shadow falling on the Moon changes.

The new-moon phase occurs when the Moon is positioned between the Earth and the Sun. However, these positions do not always cause an eclipse (blocking) of the Sun because the
a) Moon's orbit is tilted relative to the Earth's orbit
b) new-moon phase is visible only at night
c) night side of the Moon faces toward the Earth
d) apparent diameter of the Moon is greatest during the new-moon phase

If the distance between the Moon and Earth were double its present distance, the Moon’s cycle of phases would occur
a) in the same order but more slowly
b) in the same order but more quickly
c) in reverse order and more quickly
d) in reverse order and more slowly

The passage of the Moon into Earth's shadow causes a
a) lunar eclipse
b) solar eclipse
c) new Moon
d) full Moon

A cycle of Moon phases can be seen from Earth because the
a) Moon revolves around Earth
b) Moon spins on its axis
c) Moon’s axis is tilted
d) Moon’s distance from Earth changes at a predictable rate

When the moon's surface is 100% lit, what phase is it in
a) Full
b) New
c) First Quarter
d) Last Quarter

Regardless of the moon's phase, this much of the moon is always lit (even though we cannot always see it)
a) 100%
b) 75%
c) 50%
d) 25%

Moon revolves around the earth in what type of motion
a) counter-clockwise
b) clockwise
c) up-down
d) down-up

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