Chapter 22.2 The Earth-Moon-Sun System

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Across
  1. 5. When the moon moves in a line directly between Earth and the sun, casting a shadow on Earth.
  2. 7. The point at which the moon is farthest from Earth.
  3. 8. The point at which the moon is closest to Earth.
  4. 9. The turning, or spinning, of a body on its axis.
  5. 11. The time in January when Earth is closest to the sun.
  6. 12. Because of the inclination (tilt) of Earth's axis, Earth has its yearly cycle of _______.
  7. 13. A ________ day is the time it takes for Earth to make one complete rotation (360º) with respect to a star other than the sun—23 hours, 56 minutes, 4 seconds.
Down
  1. 1. When the moon passes through Earth’s shadow.
  2. 2. Changes in the moon’s appearance during the month.
  3. 3. A _______ day is the time interval from one noon to the next, about 24 hours.
  4. 4. The motion of a body, such as a planet or moon, along a path around some point in space.
  5. 6. The motion of earth's axis that traces out a cone over a period of 26,000 years.
  6. 10. The time in July when Earth is farthest from the sun.