Grade 7 Quarter 4 Science: Crossword Puzzle

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Across
  1. 4. A method of managing a natural resource in order to avoid spoiling or wasting anything.
  2. 5. The materials that occur naturally in the environment that are able to be consumed by humans.
  3. 9. The cause of Day and Night.
  4. 10. The lighter part of a shadow.
  5. 13. The shimmering display of lights held by the thermosphere.
  6. 15. It is the third and coldest layer of the Earth's atmosphere, with temperatures dropping to almost 130 degrees below zero.
  7. 16. The Moon is full blood red.
  8. 19. A method for determining the exact location of a point on the globe.
  9. 20. A local wind system defined by a flow from the sea towards the land during the daytime.
Down
  1. 1. The Earth revolves around the Sun.
  2. 2. It is the shortest day of the year in the Northern Hemisphere.
  3. 3. The most abundant gas in the Earth's atmosphere.
  4. 6. The use of renewable and non-renewable resources in a manner that satisfies our current needs but does not compromise the future availability of resources.
  5. 7. It occurs when only some of the Sunlight is blocked by the Moon.
  6. 8. The definition is seasonal winds.
  7. 11. The global address of a place.
  8. 12. It divides the Earth into the Eastern Hemisphere and the Western Hemisphere.
  9. 14. The Latin meaning of the word is “equal night”.
  10. 17. The average conditions of a certain place over a long period of time.
  11. 18. The center and a smaller, darker shadow.