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Space Exploration and the Solar System

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Questions and Answers

What is the estimated average temperature in the exosphere of Mars?

250K
271K (correct)
300K
320K

During which period of solar activity were the initial findings observed?

Low solar activity
Moderate solar activity (correct)
Minimal solar activity
High solar activity

Why was the period near Mars' closest approach to the Sun chosen for observation?

It has the highest temperature in the exosphere
It has the lowest temperature in the exosphere
It experiences the most significant atmospheric changes (correct)
It experiences the least atmospheric changes

What is the primary purpose of the Mars Exospheric Neutral Composition Analyser (MENCA)?

To analyze the Martian exosphere (A) Signup and view all the answers

What was the maximum number of argon atoms detected per cubic centimeter in the Martian exosphere?

5 x 105 (D) Signup and view all the answers

At what altitude was the maximum number of argon atoms detected in the Martian exosphere?

250 kilometers (D) Signup and view all the answers

During which month did the MENCA instrument collect data for the research?

December 2014 (C) Signup and view all the answers

What is the purpose of studying the Martian exosphere and its interactions with the rest of the planet?

To refine models of gas escape from Mars' atmosphere (C) Signup and view all the answers

What is the name of the Indian mission that carried the MENCA instrument?

Mars Orbiter Mission (MOM) (D) Signup and view all the answers

What is the element analyzed by the MENCA instrument in the Martian exosphere?

Argon (Ar) (D) Signup and view all the answers