MOON, EARTH AND SUN

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Across
  1. 2. It means "growing" or expanding in illumination.
  2. 5. A half of the Earth, usually as divided into northern and southern halves by the equator.
  3. 8. It refers to phases where the moon is more than half illuminated.
  4. 9. Time taken by the Earth to make one complete turn on its axis.
  5. 10. The seasons are caused as the Earth's axis is this way. Like this on its axis, the Earth travels in a loop around the Sun each year.
Down
  1. 1. As the Moon makes its way around the Earth, we see the bright parts of the Moon's surface at different angles. There are 8 of them.
  2. 3. Time taken by the Earth to complete one orbit around the Sun, Earth rotates about its axis over 365 times; This duration is different for other planets in the solar system.
  3. 4. They are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation of the Earth.
  4. 6. The Lunar one occurs only when the sun, Earth, and moon are aligned exactly.
  5. 7. It means "shrinking" or decreasing in illumination.