Space Fact: India's Mars Orbiter Mission (Mangalyaan) made ISRO the fourth space agency in the world to reach Mars orbit, and the first to do so on its maiden attempt!
🌍 Geostationary Orbit (35,786 km)
🛰️ Polar Orbit (500-800 km)
🛸 Low Earth Orbit (160-2,000 km)
🌙 Lunar Orbit
🔴 Mars Orbit
📘 Subject: Science Part 1
📗 Chapter 10: Space Missions
🎓 Class: 10 (Maharashtra Board)
✅ Status: Original & Copyright-Free
Very Short Answer Questions
1–2 Marks Each
What is a space mission?
Basic Definition
What is an artificial satellite?
Satellite Definition
Name India's space research organisation.
Indian Space Agency
ISRO - Indian Space Research Organisation
Write the full form of PSLV.
Rocket Abbreviation
Polar Satellite Launch Vehicle
Write the full form of GSLV.
Rocket Abbreviation
Geosynchronous Satellite Launch Vehicle
Which law of motion explains the working of rockets?
Physics Principle
What is a geostationary satellite?
Satellite Type
What is a polar orbit?
Orbit Type
Name one Indian moon mission.
Indian Mission
Chandrayaan-1 or Chandrayaan-2
Name one Indian Mars mission.
Indian Mission
Mangalyaan (Mars Orbiter Mission)
Short Answer Questions
3–4 Marks Each
Explain the working principle of a rocket.
Rocket Physics
Newton's Third Law: Action-Reaction | High-speed gas expulsion
Describe any three types of artificial satellites.
Satellite Classification
Type
Purpose
Example
Communication
TV, Phone, Internet
INSAT series
Remote Sensing
Earth Observation
IRS series
Weather
Meteorology
Kalpana-1
Differentiate between polar orbit and geostationary orbit.
Orbit Comparison
Write the objectives of Chandrayaan mission.
Moon Mission Objectives
Write the objectives of Mangalyaan mission.
Mars Mission Objectives
Explain the role of ISRO in India's space programme.
ISRO's Contribution
State the uses of remote sensing satellites.
Satellite Applications
Explain the importance of weather satellites.
Meteorology Applications
What are space probes? Give examples.
Space Exploration
Write any three applications of space technology.
Technology Applications
Long Answer Questions
5 Marks Each
Explain different types of artificial satellites with their uses.
Satellite Classification & Uses
Communication → Weather → Remote Sensing → Navigation → Scientific
Describe India's major space missions and their achievements.
Indian Space Achievements
Explain the importance of space missions in modern life.
Space Technology Impact
Write a detailed note on ISRO and its contributions.
ISRO's Role & Achievements
Explain different types of orbits used by artificial satellites.
Orbit Types Explanation
Reasoning / Application-Based Questions
Conceptual Understanding
Why are communication satellites placed in geostationary orbit?
Orbit Selection Reasoning
Why are polar satellites useful for Earth observation?
Observation Advantage
Why are rockets designed to expel gases at high speed?
Rocket Design Reasoning
Why are unmanned space missions preferred over manned missions?
Mission Type Reasoning
How do space missions help in disaster management?