Rocket propulsion, ISRO and NASA. Science State Board, Class 8: lessons, tests, tasks.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1.	Astronomy
2.	Exploring universe
3.	Rocket
4.	Propellants
5.	Rocket launching
6.	Indian Space Research Organisation
7.	Chandrayaan - 1
8.	Mars
9.	Chandrayaan - 2
10.	Scientists at ISRO
11.	NASA
12.	Astronauts

1.	Ancient astronomers Difficulty: easy	2
2.	Terms of astronomy Difficulty: easy	3
3.	Famous missions of NASA Difficulty: easy	2
4.	Space programs Difficulty: easy	2
5.	Satellites Difficulty: easy	2
6.	Space agency Difficulty: easy	2
7.	Heirarchy of celestial bodies Difficulty: easy	3
8.	Indian Astronauts Difficulty: medium	4
9.	Cosmonaut Difficulty: medium	4
10.	Man-made satellites Difficulty: medium	5
11.	India in space Difficulty: medium	4
12.	Order of planets Difficulty: medium	4
13.	Rocket experiments Difficulty: medium	6
14.	Missions of NASA Difficulty: medium	6
15.	Chandrayaan missions Difficulty: medium	4
16.	Rocket launch Difficulty: hard	6
17.	Difference between satellite and planet Difficulty: hard	6
18.	Mars mission Difficulty: hard	8

1.	Training test 1 Difficulty: easy	9
2.	Training test 2 Difficulty: medium	10
3.	Training test 3 Difficulty: medium	9

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