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D - Science - Unit 6
Layers of the Atmosphere - Part 2
Question | Answer |
---|---|
What percentage of the total mass of the atmosphere is below 32 kilometers? | 99% |
Which layer extends from 0 to 12 km? | troposphere |
Which layer extends from 12 km to about 50 km above the Earth's surface? | stratosphere |
Which layer extends from 50 km to about 80 km above the Earth's surface? | mesosphere |
Which layer extends from 80 km outward into space? | thermosphere |
Which layer extends from 80 km to about 400 km? | ionosphere |
Which layer extends from about 400 km into outer space? | exosphere |
The troposphere contains what percentage of the gases in the atmosphere? | 75% |
In which layer do you find the jet stream? | tropopause |
What is the temperature in the tropopause? | -60 degrees Celsius |
What is the temperature in the outer mesosphere? | -90 degrees Celsius |
How hot can the thermosphere get? | 1,800 degrees Celsius |
The temperature drops about how many degrees for every kilometer above the Earth's surface? | 6.5 degrees Celsius |
What is the temperature in the mesosphere? | -100 degrees Celsius |
What does the middle portion of the stratosphere contain? | ozone layer |
What are the 2 layers of the thermosphere? | ionosphere & exosphere |