World Geography
The process that explains the recent changes in the height of sea level in coastal areas of eastern and northern Canada and Scandinavia is

plate tectonics
continental drift
isostasy
None of these

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World Geography
Which among the following statements is/are correct about the Thermosphere?It lies upto an altitude of 80 km from the earth’s surface.It contains electrically charged particles known as ions.The temperature here starts increasing with heights.The International Space Station and other satellites orbit in this layer.Select the correct code from the options given below:

Only 2, 3 & 4
Only 1, 3 & 4
Only 3 & 4
1, 2, 3 & 4

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