Our Planet

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Across
  1. 5. The usual weather conditions in a place over a long period of time.
  2. 6. When one object in space moves in front of another, blocking its light.
  3. 7. The rise and fall of ocean water levels caused by the Moon’s gravity pulling on Earth’s water.
  4. 8. The spinning of an object around its axis. The Earth rotates once every 24 hours, causing day and night.
  5. 9. The layer of gases that surrounds a planet.
Down
  1. 1. The path an object takes as it moves around another object in space, like the Earth moving around the Sun.
  2. 2. An imaginary line that runs through the center of the Earth from the North Pole to the South Pole.
  3. 3. The natural home of a plant or animal.
  4. 4. One full trip around another object. The Earth makes one revolution around the Sun in about 365 days, which is one year.
  5. 6. The wearing away of land by wind, water, or ice over time. This helps shape mountains, valleys, and other landforms.