Class 6 Social Science Chapter 1 Solution (English Medium) – Our Earth in the Solar System | SEBA Assam

SEBA Class 6 Social Science (English Medium) Chapter 1 – “Our Earth in the Solar System” Summary & Solutions

SCERT Assam Class 6 Social Science (English Medium) Chapter 1 – “Our Earth in the Solar System” solutions are available at Ospin Academy. This chapter introduces students from Assam to the solar system, Earth’s unique position, and celestial bodies.

📖 Chapter Overview:

Students will learn about the vast universe, the solar system, and Earth’s role. The chapter also connects astronomy with Assam’s historical significance.

  • The Solar System: Sun, Planets, Moons, and Asteroids
  • The Unique Earth: Atmosphere, Water, and Life
  • Movements of Earth: Rotation and Revolution
  • Assam’s Connection: Ancient astronomy in Assam, sky-watching traditions

📌 Key Topics Covered:

  • What is the Solar System?
  • Why is Earth unique among planets?
  • How do the Sun and Moon impact Assam’s seasons?
  • What are the phases of the Moon?
  • How does Assam contribute to space research?

📝 How Ospin Academy Helps in Exam Preparation?

  • SEBA SCERT Assam Solutions: Complete answers for Class 6 Social Science
  • MCQs & Additional Questions: Practice with exam-focused questions
  • Concept Clarity: Assam-based examples to explain concepts
  • Quick Revision: Chapter summary for last-minute preparation

To get complete solutions for SEBA Class 6 Social Science (English Medium) Chapter 1 – “Our Earth in the Solar System”, visit Ospin Academy now!

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Chapter 1: Our Earth in the Solar System

Our Earth in the Solar Syste

 

1. Answer the following question:

(a) What do you mean by solar system ?

Ans: A solar system is a group of planets and other bodies that revolve around a star. The Earth is in a solar system with seven other planets and some other orbiting objects. This whole system of bodies is called the Solar System. The Sun is the “head” of this system.

(b) Name the planets serially according to the distance from the sun.

Ans: The planets in our solar system, listed in order of their distance from the Sun, are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

(c) What is the sun? Write briefly about the sun.

Ans: The sun is also a star. We do not see it at night. The sun is the nearest star to our earth. Hence it looks bigger. There are many stars larger than the sun. They look tiny as they are crores of kilometres away from us.

The sun is a highly molten star. Its surface temperature is more than 6000°c. The sun is nearly 500 crore years old. The sun is the ample source of heat and light energy and life is possible on earth only because of endless energy received from the sun. The sun is mainly responsible for occurrence of day and night, change of season, weather, etc.

2. Write the answer:

(a) What do you call the star having its own light?

Ans: These are objects that generate and emit their own light. Examples include stars, the Sun, and a burning candle. They have internal energy sources that allow them to produce light.

(b) What lightens up the planet of the night sky.

Ans: Planets don’t produce their own light like stars do.

Instead, they act as mirrors, reflecting the sunlight that falls on them.

(c) Name the star from which we receive heat and light.

Ans: The star from which we receive heat and light is the Sun. It is the star at the centre of the Solar System.

(d) What do you call the bright streaks of light in the sky that burn up and disappear as gases?

Ans: The meteors are the bright streaks of light which burn up in the sky while moving. Many of the meteors break while striking against the asteroids. The comets and some heavenly bodies burn up as meteors by entering into the atmosphere.

3. Observe the sketch in Figure-1.3 and answer the following questions:

(a) Name the planet which is the farthest from the sun.

Ans: The planet which is the farthest from the sun is Neptune.

(b) Between which two planets is Uranus located?

Ans: Uranus is located between Saturn and Neptune in the solar system.

(c) In which position is the earth situated from the sun?

Ans: Earth is the third planet from the Sun, located approximately 149.6 million kilometres (93 million miles) away. It travels through space at an average speed of about 107,000 kilometres per hour (67,000 miles per hour).

(d) Name the largest planet of the solar system.

Ans: The largest planet in our solar system is Jupiter.

(e) Between which two planets are asteroids located?

Ans: Asteroids are small planets like solid objects found in the solar system between the Mars and Jupiter They are also called planetoids or minor planets. Each asteroid follows its own orbit around the sun.

4. Choose the correct answer from the following option.

(a) Which planet is called as ‘earth’s twin’-

(i) Mercury.

(ii) Venus.

(iii) Mars.

(iv) Saturn.

Ans: (ii) Venus.

(b) The temporary bright streaks of light in the sky are known as-

(i) Comets.

(ii) Meteors.

(iii) Satellites.

(iv) Stars.

Ans: (ii) Meteors

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Note – If you find any mistakes in this chapter, please let us know or correct them yourself while reading. Thank you!
SCERT Assam Class 6 Social Science Chapter 1 FAQs | Our Earth in the Solar System | Ospin Academy
SCERT Assam Class 6 Social Science Chapter 1 – Our Earth in the Solar System FAQs
1. What is the Solar System?
The Solar System consists of the Sun, eight planets, moons, asteroids, and other celestial bodies.
2. Why is Earth unique among planets?
Earth is unique because it has an atmosphere, liquid water, and supports life.
3. How does the Sun influence Assam’s seasons?
The Sun’s movement affects Assam’s seasons, causing summer, monsoon, and winter.
4. What are the different phases of the Moon?
The Moon goes through phases: New Moon, Crescent, First Quarter, Full Moon, and Last Quarter.
5. How does Assam contribute to space research?
Assam has research institutes that study astronomy and space science.
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