Atmosphere Flashcards

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1
Q

Atmosphere

A

thin layer of air that forms a protective covering around earth

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2
Q

What it does

A

maintains the balance of heat entering the earth and escaping the earth

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3
Q

What it does

A

protects living things from harmful UV rays

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4
Q

What it does

A

allows life to exist on earth

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5
Q

What it is

A

the atmosphere is a mixture of gases, solids, and liquids that are found surrounding the earth

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6
Q

what it is

A

contains a layer of oxygen 3 which is ozone that protects the earth from harmful rays that would kill life in earth

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7
Q

gases in the atmosphere

A

the atmosphere is a mixture of many different gases the main components are Nitrogen and Oxygen

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8
Q

gases

A

it is 78% Nitrogen and 21% Oxygen, and the remaining 1% is made up of Argon, Carbon Dioxide, Neon, Helium, Methane, Krypton, Xenon, Hydrogen, and Ozone

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9
Q

solids and liquids

A

the atmosphere contains particles other than gases. Solids and liquids are also found in the atmosphere

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10
Q

solids and liquids

A

dust is carried into the atmosphere by winds and salt is carried by sea spray. volcanos add dirt dust and ohter liquids into the atmosphere

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11
Q

layers

A

there are five

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12
Q

troposphere

A

layer closes to earth 0-10 km

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13
Q

stratosphere

A

10-50 km

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14
Q

mesosphere

A

50-85 km

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15
Q

thermosphere

A

85-500

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16
Q

ionosphere

A

is not considered a layer but is found in the mesosphere and thermosphere

17
Q

exosphere

A

500 km and beyond