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Earth & Solar System Video Lecture | General Knowledge for UPSC
FAQs on Earth & Solar System Video Lecture - General Knowledge for UPSC
| 1. What are the main components of the Solar System? |  |
Ans. The main components of the Solar System include the Sun, which is a star at the center, eight planets (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune), their moons, dwarf planets (like Pluto), and various small bodies such as asteroids and comets.
| 2. How do the planets in the Solar System differ from each other? | |
Ans. The planets differ in several ways, including their size, composition, atmosphere, and distance from the Sun. For example, the inner planets (Mercury, Venus, Earth, and Mars) are rocky and smaller, while the outer planets (Jupiter, Saturn, Uranus, and Neptune) are gas giants and much larger with thick atmospheres.
| 3. What is the significance of the Earth's position in the Solar System? | |
Ans. Earth's position in the Solar System is significant because it is located in the "habitable zone," where conditions are just right for life. This zone allows for the presence of liquid water, which is essential for life as we know it, and provides a stable climate.
| 4. What are asteroids and comets, and how do they differ? | |
Ans. Asteroids are small rocky bodies that primarily reside in the asteroid belt between Mars and Jupiter, while comets are composed of ice, dust, and rocky particles and often have elongated orbits that bring them close to the Sun. When comets approach the Sun, they develop a tail due to the sublimation of their icy components.
| 5. What role does the Sun play in the Solar System? | |
Ans. The Sun plays a crucial role in the Solar System as the primary source of light and heat. It exerts a gravitational pull that keeps the planets and other celestial bodies in orbit around it. The Sun also drives the climate and weather patterns on Earth, influencing life on our planet.
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Dec 22, 2024 Last updated |
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