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Moon Phases and Eclipses

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  • The two factors that combine to keep Earth and the moon in their orbits are gravity and ___________.
    inertia
  • The Waxing ______ phase means the Moon’s round shape is mostly visible and it will soon be a Full Moon.
    Gibbous.
  • Scientists think the moon was formed when a large _________ struck Earth, and ejected material from the collision combined.
    Rock
  • When more of the moon is becoming visible it is________.
    Waxing
  • There are ______ phases in a complete lunar cycle.
    8
  • For a solar eclipse to occur, the ________ must be directly between Earth and the sun.
    moon
  • The moon a natural _______ of Earth because it orbits Earth.
    Satellite
  • Because the moon rotates once for each revolution around Earth, you always see the _________ side of the moon from Earth.
    same
  • The moon creates 2 types of tides called ________________.
    Spring and Neap tides
  • The moon is in the _______ ________ phase when a solar eclipse occurs.
    New moon
  • You are less likely to see a total solar eclipse than a total lunar eclipse because the moon’s umbra only covers a small area on ___________ surface.
    Earth
  • We do not experience a solar and lunar eclipse every month because the moon's orbit is_________.
    Tilted (5 degrees)
  • A total _________ eclipse is visible when the moon casts a shadow on the earth.
    Solar
  • From the ___________ phase to the full moon phase, you see the increasing amount of the lighted side of the moon.
    new moon
  • The darkest part of the eclipse in the _______.
    Umbra
  • The temperature of the moon’s surface varies greatly from day to night because the moon has no _____________.
    Atmosphere
  • During a total _________ eclipse the earth is between the sun and the moon.
    Lunar
  • The moon is about __________ of the diameter of Earth.
    about 1/4
  • The amount of the lighted side of the moon you can see is the same during ________ quarter and third quarter phase.
    first
  • The moon controls tides and provides ________ at night.
    Light
  • Many _____________ can be found on the moon's surface.
    craters
  • A full lunar cycle takes about_______ day to complete.
    29.5
  • The phase of the moon you see depends on how much of the _________ side of the moon faces Earth.
    sunlit
  • The quarter phases of the moon occur when the moon, sun and earth are at a _______ degree angle.
    90
  • During a ________ moon, a lunar eclipse can occur.
    full
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