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CodeVID-M5-WS
Earth & Space — Practice Worksheet
Chapter: Earth & Space
Topic: Earth & Space
Maximum Marks: 25
Time: 30 minutes
Name: ____________________ Roll No.: __________ Date: ____________

General Instructions

  • All questions are compulsory.
  • Choose the correct option (A, B, C or D) for each question.
  • The answer key is at the end — try the paper first!
Section A — Multiple Choice (1 mark each) 15 × 1 = 15 marks
1.
The Moon's gravity is weaker than Earth's, so on the Moon you would weigh…
  • A.Less
  • B.More
  • C.The same
  • D.Nothing forever
2.
The 'Red Planet' is…
  • A.Earth
  • B.Venus
  • C.Mars
  • D.Jupiter
3.
Without gravity, objects in a room would…
  • A.Fall faster
  • B.Float around
  • C.Stay still on the floor
  • D.Turn hot
4.
A machine that orbits the Earth to send TV and phone signals is a…
  • A.Star
  • B.Comet
  • C.Satellite
  • D.Planet
5.
India's space agency is called…
  • A.FIFA
  • B.NASA
  • C.WHO
  • D.ISRO
6.
A bright object with a long glowing tail that sometimes visits our skies is a…
  • A.Planet
  • B.Comet
  • C.Galaxy
  • D.Continent
7.
A pattern made by a group of stars in the sky is a…
  • A.Galaxy
  • B.Planet
  • C.Comet
  • D.Constellation
8.
The Sun is actually a…
  • A.Comet
  • B.Planet
  • C.Moon
  • D.Star
9.
The planets farthest from the Sun are very…
  • A.Bright
  • B.Hot
  • C.Cold
  • D.Small only
10.
The famous constellation shaped like a hunter is…
  • A.The Moon
  • B.Saturn
  • C.Orion
  • D.Venus
11.
Stars are huge balls of hot, glowing…
  • A.Ice
  • B.Rock
  • C.Gas
  • D.Water
12.
The Sun's strong gravity is important because it…
  • A.Cools them down
  • B.Makes them red
  • C.Holds all the planets in their orbits
  • D.Stops them spinning
13.
The planet nearest to the Sun is…
  • A.Neptune
  • B.Mercury
  • C.Earth
  • D.Saturn
14.
Small rocky bodies orbiting the Sun, mostly between Mars and Jupiter, are…
  • A.Asteroids
  • B.Stars
  • C.Moons
  • D.Suns
15.
A person trained to travel into space is an…
  • A.Astronaut
  • B.Author
  • C.Artist
  • D.Architect
Section B — Challenge / Olympiad (2 marks each) 5 × 2 = 10 marks
16.
A robot vehicle that explores a planet surface, like on Mars, is called a…
  • A.Rocket
  • B.Rover
  • C.Satellite
  • D.Telescope
17.
Why does light from the Sun take about 8 minutes to reach Earth?
  • A.The Sun is very far away
  • B.Light is slow
  • C.Clouds block it
  • D.The Sun is small
18.
Sailors of old used constellations and the Pole Star mainly to…
  • A.Find their direction at sea
  • B.Catch fish
  • C.Cook food
  • D.Make rain
19.
A ball thrown on the Moon would travel farther than on Earth because the Moon has…
  • A.Weaker gravity
  • B.Stronger gravity
  • C.More air
  • D.No rocks
20.
Planets do not twinkle like stars because they…
  • A.Make their own light
  • B.Are closer and shine by steady reflected light
  • C.Are bigger than stars
  • D.Are very hot

Answer Key

Section A — Multiple Choice (1 mark each)
  1. (A) Less
  2. (C) Mars
  3. (B) Float around
  4. (C) Satellite
  5. (D) ISRO
  6. (B) Comet
  7. (D) Constellation
  8. (D) Star
  9. (C) Cold
  10. (C) Orion
  11. (C) Gas
  12. (C) Holds all the planets in their orbits
  13. (B) Mercury
  14. (A) Asteroids
  15. (A) Astronaut
Section B — Challenge / Olympiad (2 marks each)
  1. (B) Rover
  2. (A) The Sun is very far away
  3. (A) Find their direction at sea
  4. (A) Weaker gravity
  5. (B) Are closer and shine by steady reflected light
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