CBSE Class 10 Physics Space Physics MCQs Set 17

Practice MCQs for Class 10 Physics Space Physics

Access targeted multiple-choice questions for Space Physics designed to align with the latest CBSE academic syllabus for Class 10 Physics. These objective practice sets help students evaluate their conceptual understanding and improve exam readiness.

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Multiple Choice Questions

Question 1: Which is the false statement about the planet Saturn?
(a) it is one of the inferior planets of our solar system
(b) it has a magnificent system of planetary rings around it
(c) it spins much faster on its axis than the Earth
(d) its average density is even less than that of water
Show Answer & Explanation

Answer: (a) it is one of the inferior planets of our solar system

Explanation:
1. Inferior planets are those inside the Earth's orbit (Mercury and Venus).
2. Saturn lies beyond the Earth's orbit, so it is a superior planet.

Teacher's Note:
1. Saturn would float in water because of its low average density.

Question 2: Who was the first woman of Indian origin to go into space?
(a) Mallika Sarabhai
(b) Kalpana Chawla
(c) Sunita Sharma
(d) Sunita Williams
Show Answer & Explanation

Answer: (b) Kalpana Chawla

Explanation:
1. Kalpana Chawla flew aboard the space shuttle Columbia in 1997.

Teacher's Note:
1. She was the first woman of Indian origin in space.

Question 3: Who is known as the 'Founding Father' of the Indian Space Programme?
(a) J. R. D. Tata
(b) Sir C. V. Raman
(c) Dr Vikram A. Sarabhai
(d) Dr A. P. J. Abdul Kalam
Show Answer & Explanation

Answer: (c) Dr Vikram A. Sarabhai

Explanation:
1. Dr Vikram Sarabhai founded the Indian space programme and ISRO.

Teacher's Note:
1. Dr Kalam is known as the Missile Man of India.

Question 4: In which space shuttle did Kalpana Chawla die after it met with a disaster in February 2003?
(a) Apollo
(b) Challenger
(c) Messenger
(d) Columbia
Show Answer & Explanation

Answer: (d) Columbia

Explanation:
1. The space shuttle Columbia broke up while re-entering the atmosphere in February 2003.
2. All seven crew members, including Kalpana Chawla, were lost.

Teacher's Note:
1. Challenger had a different accident in 1986.

Question 5: Which is the smallest planet, which is also the nearest to the Sun?
(a) Uranus
(b) Mars
(c) Mercury
(d) Venus
Show Answer & Explanation

Answer: (c) Mercury

Explanation:
1. Mercury is the closest planet to the Sun and the smallest in the solar system, comparable in size to the Moon.

Teacher's Note:
1. The smallest planet and the nearest planet to the Sun are the same body, Mercury.

Question 6: The study of heavenly bodies is called
(a) astrology
(b) astronomy
(c) aeronautics
(d) cosmography
Show Answer & Explanation

Answer: (b) astronomy

Explanation:
1. Astronomy is the scientific study of the Sun, stars, planets, galaxies and the universe.

Teacher's Note:
1. Astrology is a belief system and is not a science.

Question 7: Which of the following has the maximum time of revolution around the Sun?
(a) Neptune
(b) Mercury
(c) Venus
(d) Earth
Show Answer & Explanation

Answer: (a) Neptune

Explanation:
1. The farther a planet is from the Sun, the longer its orbit and the longer its year.
2. Neptune is the farthest of these, and takes about 165 years.

Teacher's Note:
1. By Kepler's law, T\( ^2 \) is proportional to r\( ^3 \).

Question 8: Which is the wrong statement about the planet Mars?
(a) it has two small moons named Phobos and Deimos
(b) it is also called the 'Red Planet'
(c) its atmosphere is about 95% CO\( _2 \), like that of Venus
(d) its orbital period around the Sun is less than that of the Earth
Show Answer & Explanation

Answer: (d) its orbital period around the Sun is less than that of the Earth

Explanation:
1. Mars is farther from the Sun than the Earth, so it takes longer to go round.
2. Its orbital period is 1.88 years, which is longer than the Earth's year.

Teacher's Note:
1. The red colour is due to oxidised iron (rust) on the surface.

Question 9: The first manned landing on the Moon was made by the spacecraft
(a) Explorer-1
(b) Luna-10
(c) Sputnik-1
(d) Apollo-11
Show Answer & Explanation

Answer: (d) Apollo-11

Explanation:
1. Apollo-11 landed on the Moon in July 1969.

Teacher's Note:
1. It carried Armstrong, Aldrin and Collins.

Question 10: In the Milky Way galaxy, the solar system is believed to be located
(a) in one of the spiral arms, about halfway from the centre of the disc to the edge
(b) high above the plane of the galaxy's disc
(c) in the black hole at the centre
(d) between the spiral arms at the outer edge of the galaxy disc
Show Answer & Explanation

Answer: (a) in one of the spiral arms, about halfway from the centre of the disc to the edge

Explanation:
1. The solar system lies in a spiral arm of the Milky Way, between the centre and the rim of the disc, and not in the central black hole or high above the disc.

Teacher's Note:
1. We live near the outer part of the disc, not at the centre.

Question 11: Who was the first Indian to go into space?
(a) Rakesh Verma
(b) Arya Bhatt
(c) Rakesh Sharma
(d) Bhaskaracharya
Show Answer & Explanation

Answer: (c) Rakesh Sharma

Explanation:
1. Wing Commander Rakesh Sharma flew aboard a Soviet spacecraft in 1984.

Teacher's Note:
1. He was the first Indian citizen in space.

Question 12: Which is the first experimental communication satellite developed in India?
(a) INSAT-1B
(b) Rohini
(c) Bhaskara
(d) APPLE
Show Answer & Explanation

Answer: (d) APPLE

Explanation:
1. APPLE (Ariane Passenger Payload Experiment) was India's first experimental geostationary communication satellite.

Teacher's Note:
1. It was launched in 1981.

Question 13: Which is the first artificial satellite launched in the world?
(a) Aryabhatta
(b) Sputnik-1
(c) Vostok-1
(d) Explorer-1
Show Answer & Explanation

Answer: (b) Sputnik-1

Explanation:
1. Sputnik-1 was launched by the Soviet Union in October 1957.

Teacher's Note:
1. Vostok-1 carried the first human to space.

Question 14: According to modern astronomers, the whole sky is divided into how many constellations?
(a) 88
(b) 880
(c) 10\( ^{11} \)
(d) 5000
Show Answer & Explanation

Answer: (a) 88

Explanation:
1. The International Astronomical Union has divided the sky into 88 constellations.

Teacher's Note:
1. Hydra is the largest of them.

Question 15: The theory of the expanding universe was given by
(a) Edwin Hubble
(b) Galileo Galilei
(c) S. Chandrasekhar
(d) Stephen Hawking
Show Answer & Explanation

Answer: (a) Edwin Hubble

Explanation:
1. Edwin Hubble showed from the red shift of galaxies that the universe is expanding.
2. The expansion rate is called the Hubble constant.

Teacher's Note:
1. Hubble's name is also carried by the Hubble Space Telescope.

Question 16: The tail of a comet points
(a) away from the Earth
(b) in an arbitrary direction
(c) towards the Sun
(d) away from the Sun
Show Answer & Explanation

Answer: (d) away from the Sun

Explanation:
1. The solar wind and radiation pressure push gas and dust away from the comet's head.
2. So the tail always points away from the Sun.

Teacher's Note:
1. The tail is longest when the comet is close to the Sun.

Question 17: The small pieces of rock revolving round the Sun between the orbits of Mars and Jupiter are called
(a) asteroids
(b) meteoroids
(c) comets
(d) meteors
Show Answer & Explanation

Answer: (a) asteroids

Explanation:
1. The asteroid belt lies between the orbits of Mars and Jupiter.
2. It contains thousands of rocky bodies.

Teacher's Note:
1. Ceres is the largest object in the asteroid belt.

Question 18: Which is the first Indian planetary science and exploration mission to the Moon?
(a) Luna-1
(b) Chandra-1
(c) Chandrayaan-1
(d) Chandrama-1
Show Answer & Explanation

Answer: (c) Chandrayaan-1

Explanation:
1. Chandrayaan-1 was launched in 2008 and discovered evidence of water molecules on the Moon.

Teacher's Note:
1. Luna-1 belonged to the Soviet Union.

Question 19: The universe is
(a) constant in size
(b) contracting
(c) infinite
(d) expanding
Show Answer & Explanation

Answer: (d) expanding

Explanation:
1. Observations of the red shift of distant galaxies show that they are moving away from us.
2. This means that the universe is expanding.

Teacher's Note:
1. This evidence supports the Big Bang theory.

Question 20: The first remote celestial object to be flown by, orbited and landed upon by a spacecraft, and also visited by humans, is the
(a) Venus
(b) Moon
(c) Mars
(d) Jupiter
Show Answer & Explanation

Answer: (b) Moon

Explanation:
1. Spacecraft have flown by, orbited and landed on the Moon, and humans have also visited it.
2. No other celestial body has been visited by humans.

Teacher's Note:
1. Apollo missions carried humans to the Moon.

Question 21: Who was the first person to land on the Moon?
(a) Yuri Gagarin
(b) Neil Armstrong
(c) Edwin Aldrin
(d) Michael Collins
Show Answer & Explanation

Answer: (b) Neil Armstrong

Explanation:
1. Neil Armstrong stepped on the Moon on 20 July 1969.
2. Michael Collins remained in the orbiting command module.

Teacher's Note:
1. Aldrin was the second person on the Moon.

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Multiple Choice Questions (MCQs) for Class 10 Physics Space Physics

Chapter MCQs with Answers for Class 10 Physics

Test your conceptual understanding of Space Physics with these targeted multiple-choice questions. Designed in alignment with the latest CBSE curriculum for Class 10 Physics, these problem sets build accuracy and prepare students for objective exams.

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FAQs

Where can I access latest CBSE Class 10 Physics Space Physics MCQs Set 17?

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