SEBA Class 6 Science Important Chapter 13 Wonderful Facts of Space Solutions English Medium As Per New Syllabus to each chapter is provided in the list so that you can easily browse through different chapters SEBA Class 6 General Science Additional Solutions and select need one. SCERT Important Solutions For Class 6 General Science Download PDF. Important Notes for Class 6 Science SCERT.
SEBA Class 6 Science Important Chapter 13 Wonderful Facts of Space
Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. Assam SEBA Board Class 6 Science Additional Question Answer are part of All Subject Solutions. Here we have given SCERT Class 6 General Science Important Notes for All Chapters, You can practice these here.
Wonderful Facts of Space
Chapter: 13
| PART – II |
| IMPORTANT QUESTION ANSWER |
A. Answer the following Question:
(i) What is a constellation? Name two famous constellations.
Ans: A constellation is a group of stars that form a recognizable pattern in the sky. Two famous constellations are Ursa Major (the Big Dipper) and Orion.
(ii) What is the Milky Way?
Ans: The Milky Way is the galaxy that contains our solar system and billions of stars, visible as a milky band in the night sky.
(iii) Name India’s first mission to Mars.
Ans: Mangalyaan or Mars Orbiter Mission.
(iv) What causes day and night on Earth?
Ans: Day and night are caused by the Earth rotating on its axis. The side facing the Sun experiences day, while the opposite side experiences night.
(v) What tools help us observe distant stars and planets?
Ans: Telescopes and binoculars.
(vi) Why does the Pole Star appear stationary in the night sky?
Ans: The Pole Star (Dhruva/Polaris) appears stationary because it lies almost directly above Earth’s north rotational axis. This means as Earth rotates, the Pole Star remains in the same position, making it an important reference point for navigation.
(vii) What is the significance of constellations for ancient travelers and sailors?
Ans: Constellations were crucial for ancient travelers and sailors because they helped in navigation. By recognizing star patterns in the sky, they could determine directions and navigate across vast distances, especially during nighttime voyages.
B. True or False:
1. The moon produces its own light.
Ans: False. (The moon reflects sunlight.)
2. Stars appear twinkling due to turbulence in Earth’s atmosphere.
Ans: True.
3. Mars is known as the ‘Blue Planet’ because of its oceans.
Ans: False. (Mars is known as the ‘Red Planet’ due to its iron oxide surface.)
4. The Milky Way galaxy contains our solar system.
Ans: True.
5. The Earth’s rotation on its axis causes the seasons.
Ans: False. (The Earth’s tilt and revolution around the Sun cause the seasons.)
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