Our earth Worksheet-8

Our earth Worksheet-8

 

True or False:

  1. The sun moves around the moon in a fixed path called the sun's orbit.
  2. The movement of Earth around the sun in a fixed path is called revolution.
  3. The movement of Earth around the sun in a fixed path is called rotation.
  4. The movement of moon around the sun in a fixed path is called rotation.
  5. The Earth takes about 900 days to complete one revolution.
  6. The Earth takes about  365 days to complete one rotation.
  7. 365 days make a year.
  8. 365 days make 1 day.
  9. 1000 days make a year.
  10. Revolution of the Earth causes changes in the seasons.
  11. Rotation of the Earth causes changes in the seasons.
  12. Making air unclean causes harm to our environment.
  13. Making water dirty causes harm to our environment.
  14. Throwing garbage on land and in water bodies causes harm to our environment.
  15. Cutting down trees causes harm to our environment.
  16. Planting more trees protects our environment.
  17. Using plastic bags protects our environment .
  18. Keeping our surrounding clean protects our environment.
  19. Using water and electricity carelessly protects our environment.
  20. Reusing items like paper, cans, etc. protects our environment.

 

Answer:

  1. False
  2. True
  3. False
  4. False
  5. False
  6. False
  7. True
  8. False
  9. False
  10. True
  11. False
  12. True
  13. True
  14. True
  15. True
  16. True
  17. False
  18. True
  19. False
  20. True