10.4-11.2

Question 1

Is the process by which rocks are broken into smaller fragments or particles

Answer 1

Weathering

Question 2

What are the two types of weathering?

Answer 2

●Physical weathering
●Chemical weathering

Question 3

It is the disintegration of rocks and minerals by physical or mechanical means

Answer 3

physical weathering

Question 4

It is the chemical alteration of decomposition of rocks and minerals

Answer 4

Chemical weathering

Question 5

It occurs entirely on Earth’s surface

Answer 5

Physical weathering

Question 6

It occurs on Earth’s surface as a result of ________, ______, or ________

Answer 6

●exposure to temperature
●weather
●wedging action

Question 7

Are cracks or brittle fractures in rocks

Answer 7

joints

Question 8

lt causes rocks to break

Answer 8

contraction and expansion

Question 9

It may cause expansion and eventually causes rocks to break

Answer 9

sudden exposure to high temperature

Question 10

These are a usual occurrence brought about by the growth of roots of big trees

Answer 10

Cracked pavement or sidewalks

Question 11

What are the common types of chemical weathering

Answer 11

●Hydrolosis
●Oxidation
●Complete dissolution or carbonation

Question 12

It is when rocks react with the hydrogen in water

Answer 12

Hydrolosis

Question 13

Hydrolosis is most common in _______ and ________ rocks

Answer 13

●Igneous
●Metamorphic

Question 14

It is caused by the abundance of free oxygen at the surface, which may react with minerals

Answer 14

Oxidation

Question 15

Are examples of rocks that result from oxidation

Answer 15

●Hematite
●Limonite
●Geothite

Question 16

It occurs when minerals in rocks are dissolved by water

Answer 16

complete dissolution

Question 17

Is a weak acid that forms when carbon dioxide mixes with water

Answer 17

carbonic acid

Question 18

It is formed by the weathering of rocks by various factors

Answer 18

soil

Question 19

what are the various factors of weathering to form soil

Answer 19

●rain
●sunlight
●heat
●freezing
●thawing of water

Question 20

How many years does it take to form an inch of topsoil

Answer 20

500 years

Question 21

soil is made up of?

Answer 21

●minerals
●organic materials
●air
●water
●living organisms

Question 22

It is produced when a layer parallel to the soil surface shares similar characteristics

Answer 22

soil horizon

Question 23

what are the similar characteristics needed to produce soil horizon

Answer 23

●physical characteristics
●chemical characteristics
●biological characteristics

Question 24

it remains as an environmental concern

Answer 24

soil erosion

Question 25

It resulted in severe loss of topsoil

Answer 25

improper land use

Question 26

it is a barrier made of trees

Answer 26

windbreak

Question 27

soil erosion may be prevented by using:

Answer 27

●filling and cropping practices ●use of windbreaks ●application cropping techniques

Question 28

most living creatures interact with the atmosphere for their ________, _______, and ___________

Answer 28

●metabolism ●reproduction ●migration

Question 29

it transports energy and water over the face of Earth

Answer 29

atmosphere

Question 30

the atmosphere shields us from?

Answer 30

●harmful ultraviolet radiation ●bombardment of meteors ●meteorites

Question 31

it prevents extreme temperature

Answer 31

atmosphere

Question 32

the atmosphere has made the earth _______ warmer than the moon's

Answer 32

33°C

Question 33

is the product of several influences, including the ______ (2 ans.)

Answer 33

earth's atmosphere nebular cloud

Question 34

volcanoes spewed large amounts of?

Answer 34

●water vapor ●carbon dioxide ●hydrogen ●nitrogen ●methane

Question 35

they comprise the bigger portion of the earth's present atmosphere

Answer 35

nitrogen and oxygen

Question 36

it comes from the breakdown of radioactive potassium

Answer 36

argon

Question 37

these gases shate common properties such as

Answer 37

●low density ●compressibility ●low solubility in water at high temperature ●diffusivity

Question 38

it is the force per unit area exerted on you

Answer 38

air pressure

Question 39

atmospheric pressure is important for two reasons

Answer 39

●it counterbalances the pressure inside an organism ●air pressure also controls the temperature

Question 40

it is when vapor pressure of the liquid equals the atmospheric pressure

Answer 40

liquid boil

Question 41

it can tell us the kind of weather to expect

Answer 41

air pressure

Question 42

changes in atmospheric pressure causes

Answer 42

●winds ●storms ●typhoons

Question 43

it measures air pressure

Answer 43

barometer

Question 44

atmospheric pressure is expressed in

Answer 44

millibars (mb)

Question 45

one atmospheric pressure is equivalent to

Answer 45

760 mm Hg or 30 inches of mercury

Question 46

an avarage peron inhales how mucn L

Answer 46

20 000 L

Question 47

the atmosphere is divided into four distinct layers

Answer 47

●troposphere ●stratosphere ●mesosphere ●thermosphere

Question 48

which layer do we live in?

Answer 48

troposphere

Question 49

troposphere extends about how much km

Answer 49

14-18 km

Question 50

in this layer air is denser

Answer 50

troposphere

Question 51

what occurs in the troposphere

Answer 51

clouds and storms

Question 52

fast-moving river of air called

Answer 52

jet stream

Question 53

the jet stream was discovered by

Answer 53

world war II pilots

Question 54

it serves as the boundary between the troposphere and the next layer

Answer 54

tropopause

Question 55

how many km above earth is the stratosphere?

Answer 55

50 km