Day & Night

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Across
  1. 4. when an object turns on its axis.
  2. 5. an imaginary line around which a sphere, like a planet, rotates.
  3. 7. the time in the morning when the Sun first appears over the horizon.
  4. 9. to move or travel around an object in a curved path.
  5. 10. the time between sunset and sunrise on Earth.
Down
  1. 1. traveling around something else in a circular path.
  2. 2. the time between sunrise and sunset on Earth.
  3. 3. the star that Earth’s North Pole points to.
  4. 6. the time in the evening when the Sun goes below the horizon.
  5. 8. Pole one of the ends of an imaginary axle, called an axis, on which Earth rotates; it always points toward the North Star.