World Geography
Which is the only moon in our solar system to have a substantial atmosphere?

Europa
Phobos
Ganymede
Titan

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World Geography
Which among the following statements is/are correct about impact crater?They are formed by the hypervelocity impact of a smaller bodyThe have similar composition like sinkholes, glacial cirques,etcSelect the correct code from the options given below:

Only 2
Neither 1 & 2
Both 1 & 2
Only 1

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