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Stars and the Solar System Video Lecture | Social Studies (SST) Class 6

65 videos|386 docs|80 tests

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Video Timeline
Video Timeline
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00:27 Celestial Bodies
00:38 Question 1
00:39 Galaxy
01:04 Stars
01:27 The Sun
02:19 Solar System
03:14 Asteroid Belt
03:49 Facts about Plantes
05:21 Meteors
05:44 Comets
06:20 Question 2
06:21 Group of Stars
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FAQs on Stars and the Solar System Video Lecture - Social Studies (SST) Class 6

1. What is a star?
Ans. A star is a massive, luminous ball of plasma held together by its gravity. It produces energy and light through nuclear fusion at its core, which converts hydrogen into helium.
2. How many planets are there in the solar system?
Ans. There are eight planets in the solar system, namely, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
3. Can all stars be seen from Earth?
Ans. No, not all stars can be seen from Earth. The visibility of stars depends on various factors such as their distance from Earth, their brightness, and the amount of light pollution in the area.
4. What is the difference between a galaxy and a solar system?
Ans. A galaxy is a massive collection of millions or billions of stars, along with interstellar gas and dust, held together by gravity. A solar system, on the other hand, refers to a star and all the objects that orbit around it, including planets, asteroids, and comets.
5. What is the role of the Sun in the solar system?
Ans. The Sun is the central and most massive object in the solar system. It provides light and heat to all the planets and other objects in the solar system and is responsible for maintaining their orbits through its gravitational pull.
65 videos|386 docs|80 tests
Video Timeline
Video Timeline
arrow
00:27 Celestial Bodies
00:38 Question 1
00:39 Galaxy
01:04 Stars
01:27 The Sun
02:19 Solar System
03:14 Asteroid Belt
03:49 Facts about Plantes
05:21 Meteors
05:44 Comets
06:20 Question 2
06:21 Group of Stars
More
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