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GSI > Human Impact > Flashcards

Human Impact Flashcards

1
Q

The oxygen we breath contains ______ ______ ____ bonded together

A

2 oxygen atoms

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2
Q

ozone molecule consists of

A

1 oxygen atom

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3
Q

ozone is ________ if we breath it

A

harmful

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4
Q

what does ozone do in the stratosphere and why is it important to us

A

protects life by absorbing harmful UV rays from the sun

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5
Q

stratospheric ozone is destroyed by man made and natural

A

pollutants

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6
Q

describe why lack of ozone is bad for life on earth

A

will give us UV rays, cancer, and global warming

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7
Q

we live in the

A

troposphere

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8
Q

list of layers of atmosphere, ground-up

A

troposphere, stratosphere, mesosphere, thermosphere, exosphere

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9
Q

How does temperature change in each layer

as altitude increases?

A

decrease in temperature = density of the air molecules

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10
Q

Oxygen molocule we breathe

A

o2

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11
Q

Oxygen molocule in ozone

A

o3

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12
Q

are regions in the stratosphere

where little ozone remains

A

ozone holes

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13
Q

ozone holes develop annually in the _____ regions

A

polar

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14
Q

____ ______ concentrate the ozone-destroying

chemicals in the polar region.

A

air currents

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15
Q

accelerate the reactions that destroy

ozone

A

ice particles

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16
Q

years where the polar ozone holes have grown larger

A

1980’s-2015

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17
Q

years where the polar ozone holes have begun to repair
with warmer winter temperatures and reduced
pollution

A

2016-2018

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18
Q

inject volcanic gases high

into the atmosphere.

A

explosive volcanic erruptions

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19
Q

One of these volcanic gases,____ _____, has an effect on

ozone.

A

sulfur dioxide

20
Q

sulfur dioxide’s _______ reflect some _____ _______ back into
space, causing the Earth’s surface to ____ — an effect
that typically lasts for _____.

A

aerosols, solar radiation, cool, years

21
Q

also hasten the depletion of the ozone

A

aerosols

22
Q

What happens to heat from the sun

A

Heat hits the ground and some bounces back

23
Q

What do Greenhouse gases do?

A

They trap the heat that is bouncing back

24
Q

What would happen if we didn’t have GHG?

A

The Earth’s average temperature would be below

freezing.

25
Q

What happens if we have too much of the gasses?

A

The Earth’s temperature skyrockets!!

26
Q

With just the right amount of gasses, the planet is ____ enough to
support life over most of its surface.

A

warm

27
Q

What are the Greenhouse gases?

A

water vapor , carbon dioxide,

ozone, methane, and nitrous oxide.

28
Q

(most important) ghs

A

water vapor

29
Q

earths atmosphere is

A

0.04% carbon dioxide

30
Q

Most of the carbon is trapped in _____ and _____ _______

A

rocks and organic

matter.

31
Q

Earths atmosphere Maintains an average of 15°C and in a range that
allows water to exist with____ and ______ ______ _______

A

ice and atmospheric water

vapor.

32
Q

Venus’ atmosphere

A

predominantly carbon dioxide,

33
Q

_____ carbon is held in rocks on venus

A

little

34
Q

The insulation of Venus by its atmosphere (the
green-house effect) results in an average surface
temperature of _______. Any water on Venus would be
changed to ______ and lost to space.

A

430°C, steam

35
Q

HOW DOES THE AMOUNT OF GREENHOUSE GASES

IN THE ATMOSPHERE CHANGE?

A

carbon cycle

36
Q

Biomes

A

TROPICAL RAINFOREST

GRASSLAND

TEMPERATE (DECIDUOUS) FOREST

DESERT

TAIGA

TUNDRA

37
Q

A LARGE GEOGRAPHIC AREA
CONTAINING SIMILAR PLANTS,
ANIMALS, AND CLIMATE.

A

Biomes

38
Q

are materials/substances

that occur in nature and can be used for economic

gain.

A

natural reasources

39
Q

EX-natural reasources

A

EX- minerals, forests, animals, petroleum, water, fertile soil

40
Q

Everything we need for our survival and well-being depends (either directly or indirectly) on

A

natural reasources

41
Q

Natural Resources are used as _____ ________ to

build the things we use/need.

A

raw materials

42
Q

the basic material from which a

product is made.

A

raw materials

43
Q

Just because a
resource is natural
doesn’t necessarily
mean it is _______…

A

renewable

44
Q

naturally

replenished over short periods

A

renewable

45
Q

ex. of renewable

A

(sun, wind, agricultural products, forest products)

46
Q

exist in finite
amounts, cannot be replenished in
human lifetime

A

nonrenewable

47
Q

ex. of nonrenewable

A

(coal, oil, natural gas, metals)

GSI (13 decks)

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