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Worksheet Solutions: Beyond Earth | Science Class 6 PDF Download

Multiple Choice Questions (MCQs)

Q1: What is the main function of stars in ancient navigation?
(a)
They provide heat.
(b) They help travelers find their way.
(c) They create light pollution.
(d) They are used for decoration.
Ans: (b) They help travelers find their way.

Q2: Which constellation is known as "The Hunter"?
(a) 
Canis Major
(b) Orion
(c) Taurus
(d) Ursa Major
Ans: (b) Orion

Q3: What do you call the star that remains in the same position in the night sky?
(a)
Sirius
(b) Polaris
(c) Betelgeuse
(d) Vega
Ans: (b) Polaris

Q4: How many official constellations are recognized by the International Astronomical Union (IAU)?
(a) 
88
(b) 100
(c) 72
(d) 50
Ans: (a) 88

Q5: What is the closest star to Earth after the Sun?
(a) 
Alpha Centauri
(b) Proxima Centauri
(c) Sirius
(d) Betelgeuse
Ans: (b) Proxima Centauri

Fill in the Blanks

Q1: The imaginary lines that connect stars to form patterns are called __________.
Ans: constellations

Q2: The __________ is the star at the center of our Solar System.
Ans: Sun

Q3: __________ pollution makes it difficult to see stars in big cities.
Ans: Light

Q4: The __________ is known as the Red Planet.
Ans: Mars

Q5: The __________ takes about 27 days to orbit around the Earth.
Ans: Moon

True or False

Q1: Stars do not emit their own light.
Ans: False

Q2: The Big Dipper is part of the constellation Ursa Major.
Ans: True

Q3: The Milky Way Galaxy contains only our Solar System.
Ans: False

Q4: Asteroids are mostly found between the orbits of Earth and Mars.
Ans: False

Q5: The Sun is the closest star to Earth.
Ans: True

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Worksheet Solutions: Beyond Earth | Science Class 6Ans:
Worksheet Solutions: Beyond Earth | Science Class 6

The document Worksheet Solutions: Beyond Earth | Science Class 6 is a part of the Class 6 Course Science Class 6.
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FAQs on Worksheet Solutions: Beyond Earth - Science Class 6

1. What are the main components of our solar system?
Ans. The main components of our solar system include the Sun, eight planets (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune), their moons, dwarf planets like Pluto, asteroids, and comets.
2. How do scientists study planets beyond Earth?
Ans. Scientists study planets beyond Earth using telescopes, space probes, and rovers. They gather data on the planets' atmospheres, surfaces, and potential for supporting life through remote sensing and direct exploration.
3. What is the importance of space exploration?
Ans. Space exploration is important for advancing our understanding of the universe, discovering new technologies, studying other celestial bodies for potential resources, and understanding Earth's climate and its place in the cosmos.
4. What are some of the challenges of living in space?
Ans. Challenges of living in space include exposure to radiation, microgravity effects on the human body, limited resources, and the need for life support systems to provide air, water, and food.
5. What are the potential signs of life on other planets?
Ans. Potential signs of life on other planets include the presence of water, organic molecules, specific atmospheric gases like oxygen and methane, and conditions that support biological processes, such as the right temperature and energy sources.
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