Moon

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Across
  1. 2. The _______ of the Moon refers to the fraction of the Moon's illuminated surface that faces Earth
  2. 4. The force of gravity between two objects decreases as the _______ between them increases
  3. 6. The length of daylight varies throughout the year due to Earth's _______.
  4. 7. During a lunar eclipse, the _______ passes between the Sun and the Moon.
  5. 9. The Moon's gravity causes the Earth's oceans to experience
Down
  1. 1. The force that keeps Earth in orbit around the Sun is
  2. 2. The point in Earth's orbit where it is closest to the Sun is called
  3. 3. The phases of the Moon are caused by the changing _______ of sunlight on the Moon's surface
  4. 5. The point in Earth's orbit where it is farthest from the Sun is called _______.
  5. 6. A _______ eclipse occurs when the Moon passes through the Earth's umbra, causing a total darkening of the Moon
  6. 8. The _______ is the imaginary line that runs from the North Pole to the South Pole and through the center of Earth