Q1: Lesson 3.1 | Layers of the Atmosphere

Question 1

where is the ozone layer found

Answer 1

stratosphere

Question 2

is the lowest layer of our atmosphere

Answer 2

troposphere

Question 3

Most meteors burn up in the ____________

Answer 3

mesosphere

Question 4

The coldest temperatures in Earth’s atmosphere, about -90° C (-130° F), are found near the top of this layer.

Answer 4

mesosphere

Question 5

the approximate boundary between our atmosphere and outer space,

Answer 5

karman line

Question 6

is a series of regions in parts of the mesosphere and thermosphere where high-energy radiation from the Sun has knocked electrons loose from their parent atoms and molecules.

Answer 6

ionosphere

Question 7

This outer region surrounding the earth, where charged particles spiral along the magnetic field lines,

Answer 7

magnetosphere

Question 8

the level in the atmosphere above which the mean free path of particles is longer than a scale height.

Answer 8

exobase

Question 9

boundary separating Earth’s atmosphere and outer space.

Answer 9

karman line

Question 10

It is also called the critical altitude, as this is the altitude where barometric conditions no longer apply.

Answer 10

exobase

Question 11

hottest layer in the atmosphere

Answer 11

thermosphere

Question 12

coldest layer in the atmosphere

Answer 12

mesosphere