LSS LEARNING MATERIAL (EVS) /Adhyapakakkoottam

അധ്യാപകക്കൂട്ടം എൽ.എസ്.എസ് പഠന സഹായി

LSS LEARNING MATERIAL (EVS) PART_3

1. The heavenly bodies that shine in the sky  are called____

Ans. Stars.

2. The heavenly bodies that revolve around the sun along a definite path are called _____

Ans. Planets.

3. Which is the satellite of the earth?

Ans. The moon.

4. The heavenly bodies that revolve around planets  are called ____

Ans. Satellites.

5._____is the centre of  solar system.

Ans. Sun 

6. The spinning of the earth on its own axis is called____

Ans. Rotation.

7. The movement of the earth around the sun  is called ____

Ans. Revolution.

8.The earth takes ___hours to complete one rotation.

Ans. 24hours.

9.The earth takes ___days to complete one revolution.

Ans. 365 1/4 days.

10. The day on which the moon is not seen at all is called___

Ans. New Moon Day(Amavasi or Karuthavavu)

11. The day on which full moon is seen is called ____

Ans. Full moon day (Pournami or Veluthavavu).

12.Why do day and nights occur?

Ans .It is due to rotation of the earth.

13.How many days are there between one full moon day and the next one?

Ans. 28days.

14.Name the first man who stepped onto the moon.

Ans. Neil Armstrong.

15. Name the first artificial satellite  launched  by India.

Ans. Aryabhatta.

16.How many days are there between one New moon day and the next full moon day?

Ans.14days.

17. Man made satellites are called ___

Ans. Artificial satellites.

18.Water and other objects which can flow like water are called ____

Ans. Liquids.

19.The water vapour cools  to form____

Ans. Water.

20. Stone, pieces of wood etc., are___

Ans. Solids.

21. The solid form of water is ___

Ans. Ice.

22.The gas form of water is ____

Ans. Water vapour.

23. Moving air is called___

Ans. Wind.

24. Air , water vapour etc, are____

Ans. Gases.

25. What is the fourth state of matter?

Ans. Plasma.

26. Fire and lightning are in the _____state.

Ans. Plasma.

27.An object has no shape .It occupies space and has weight. Identify the state of this object?

Ans. Liquid.

28. When is Lunar Day?

Ans 21 st July 

29. In which year did the man first land on the moon?

Ans.1969.

30 The study of moon is called -------.

Ans. Selenology.

Prepared by:

Ramesh.P

Ghss Mezhathur.