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Earth Science > L2 > Flashcards

L2 Flashcards

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1
Q

The smallest planet and closet to the sun

A

Mercury

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2
Q

The hottest planet in the solar system

A

Venus

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3
Q

The only planet with liquid

A

Earth

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4
Q

Really dusty and cold with a thin atmosphere

A

Mars

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5
Q

twice the size of the other planets so they call me giant

A

jupiter

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6
Q

Surrounded by a series of rings

A

Saturn

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7
Q

Rotate on a tilt planet

A

uranus

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8
Q

the smallest giant and further from the sun

A

Neptune

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9
Q

WHAT MAKES OUR PLANET THE ONLY LIVING PLANET IN THE SOLAR SYSTEM?

A

Right distance to the sun
The presence of an atmosphere
Right amount of gravity
The presence of oxygen
The presence of liquid water
Generation of internal heat.

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10
Q

is the thin gaseous layer that envelopes the lithosphere.

A

ATMOSPHERE

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11
Q

The present atmosphere is composed of ______, _____, ___-, and trace amount of other gases.

A

78% nitrogen (N), 21% oxygen (O2), 0.9% argon

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12
Q

One of the most important processes by which the heat on the Earth’s surface is redistributed is through _____.

A

atmospheric circulation.

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13
Q

There is also a constant exchange of heat and moisture between the atmosphere and the hydrosphere through the ____.

A

hydrologic cycle

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14
Q

Layers of the ATMOSPHERE

A

Exosphere
thermosphere
mesosphere
stratosphere
troposphere

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15
Q

is the closest to the Earth’s surface and is the layer in which we live. It extends from the surface up to around 10-15 km and is characterized by temperatures that decrease with altitude.

A

troposphere

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16
Q

examples of troposphere

A

Hot air balloon and airplane

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17
Q

extends from the top of the troposphere up to around 50 km.
This layer is characterized by temperatures that increase with altitude due to the presence of ozone.

A

Stratosphere

18
Q

example of stratosphere

A

Radiosonde

19
Q

extends from the top of the stratosphere up to around 85 km. This layer is characterized by temperatures that decrease with altitude and is the coldest layer in the atmosphere

A

mesosphere

20
Q

example of mesosphere

A

meteors and meteorological racket

21
Q

is characterized by temperatures that increase with altitude due to the presence of charged particles that absorb energy from the sun.

A

thermosphere

22
Q

example of thermosphere

A

aurora lights

23
Q

is the outermost layer of Earth’s atmosphere.
It is an important part of the Earth’s atmosphere, as it provides protection from harmful radiation from the Sun and other sources.

A

exosphere

24
Q

example of exosphere

A

spaceship and satellite

25
Q

About 70% of the Earth is covered with liquid water _____and much of it is in the form of ocean water.

A

(hydrosphere)

26
Q

Only 3% of Earth’s water is ____: two-thirds are in the form of ____, and the remaining one-third ____,___ and __-

A

fresh, ice, streams, lakes, and groundwater.

27
Q

WATER CYCLE

A

EVAPORATION
CONDENSATION
PRECIPITATION
TRANSPIRATION
SURFACE RUN OFF
INFILTRATION

28
Q

includes the rocks of the crust and mantle, the metallic liquid outer core, and the solid metallic inner core.

A

LITHOSPHERE

29
Q

Layers of the Earth

A

Crust
Mantle
Core

30
Q

outermost layer
thinnest layer (5-70km thick)
where we live

A

CRUST

31
Q

2 Types of Crust

A

Continental Crust and Oceanic Crust

32
Q

dry land,
Made up of granite,
less dense

A

Continental Crust

33
Q

ocean floor,
Basalt,
thinner than cont. crust
but more dense

A

Oceanic Crust

34
Q

thickest layer (2900km thick)
1600-4000 F
66% of earth’s mass
flowing
Composition:
Molten rock
Magma

A

MANTLE

35
Q

two parts of core

A

outer core and inner core

36
Q

Liquid iron and nickel that’s spinning

A

Outer Core

37
Q

Solid iron and nickel
Solid because of all the pressure of the rest of the Earth surrounding it.

A

Inner Core

38
Q

is the set of all life forms on Earth

A

biosphere

39
Q

It covers all ecosystems—from the soil to the rainforest, from mangroves to coral reefs, and from the plankton-rich ocean surface to the deep sea.

A

BIOSPHERE

40
Q
A

Earth Science (4 decks)

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