SEBA Class 6 Social Science Chapter 1 Our Earth in the Solar System Solutions in English Medium to each chapter is provided in the list so that you can easily browse throughout different chapters SEBA Class 6 Social Science Chapter 1 Our Earth in the Solar System Notes and select need one.
SEBA Class 6 Social Science Chapter 1 Our Earth in the Solar System
Also, you can read the SCERT book online in these sections Solutions by Expert Teachers as per SCERT (CBSE) Book guidelines. These solutions are part of SCERT All Subject Solutions. Here we have given Geography, History, Political Science and Economics Assam Board SEBA Class 6 Social Science Chapter 1 Our Earth in the Solar System Question Answer for All Subject, You can practice these here.
Our Earth in the Solar System
Chapter – 1
| Geography |
Exercise
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
