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Earth science > 10 week test questions > Flashcards

10 week test questions Flashcards

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1
Q

how does air circulate within a cyclone in the northern hemisphere

A

counter clockwise and toward the center of the cyclone

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2
Q

the properties of an air mass are mostly determined by the

A

source of region where the air mass formed

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3
Q

air mass ascociated with low relative humidity and high air temperature

A

continental tropical

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4
Q

an air mass classified as cT usually forms over wich type of earth surface

A

warm land

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5
Q

compared to a maritime tropical air mass a continental polar air mass is

A

cooler and contains less moisture

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5
Q

tornadoes occur when a very cold, dry air mass meets a very warm , wet air mass. wich two air masses would most likely form a tornado when they meet

A

cP and mT

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6
Q

wich weather instrument does victoria use to measure wind speed

A

anemometer

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7
Q

vince measures a mineral sample to have a density of 3.0 g/cm cubed. he then breaks the mineral into two equal pieces. each of the pieces has a density of

A

3.0

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8
Q

water has the greatest density at

A

4 degrees celcius liquid phase

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9
Q

as the temperature of a gas increases its density decreases

A
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10
Q

when lily pours a very cold milk into a cup of very hot coffee the milk will first

A

sink to the bottom of the cup

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11
Q

as water cools from 10 degrees to 0 degrees its density will

A

increase then decrease

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12
Q

you can make an object more dense by

A

decreasing temperature and increasing pressure

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13
Q

the correct explaination of why ice floats is that compared to liquid water sold ice is

A

less dense

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14
Q

mass of an object

A

the amount of matter in an object

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15
Q

weight of an object

A

the pull of gravity on an object

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16
Q

the best definition of temperature is

A

a measure of the speed of molecules in a substance

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17
Q

as you go lower in elevation the force of gravity

A

increases

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18
Q

there are ______ meters in a kilometer

A

1000

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19
Q

there is less gravity on the moon because

A

the moon is smaller than earth

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20
Q

you weigh less on the top of mount everest because

A

the pull of gravity is weaker on the top of mt everest

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21
Q

scientists consider mass to be more useful because

A

mass does not change but weight does

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22
Q

where in the united states would you weigh the most

A

death valley california

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23
Q

as an object goes from 105 to 68 to 284 the molecules will

A

speed up then slow down

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24
Q

the most accurate reading for the volume of a liquid is at

A

the bottom of a miniscus

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25
Q

the most abudant gas in the troposphere is

A

nitrogen

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26
Q

the altitude of the stratopause is aporximitley

A

31 miles

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27
Q

as you go higher through the stratosphere the temperature

A

increases

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28
Q

the most water vapor in our atmosphere is in the

A

troposphere

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29
Q

our atmosphere is divided into different layers based on

A

temperature trends

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30
Q

the wet bulb temp is usually lower than the dry bulb temp on a sling physcrometer because

A

water evaporates from it

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31
Q

the cloud in the jar was made because

A

water vapor was in the jar wich cooled to the dew point and there are condensation nuclei in the jar

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32
Q

what causes wind to blow

A

a difference in air pressure

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33
Q

in the classroom during a visual inspection of a rock jj recorded four statements abt the rock what statement is an observation

A

the rock is formed in a volcano

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34
Q

evaporation is

A

a cooling process

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35
Q

in a proper scientific notation 187000 km is written as

A

1.87x10⁵

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36
Q

a sheet of paper 0.0004.5 cm thick. this can be expressed correctly as

A

4.5x 10⁻⁴

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37
Q

wich term best defined as the measure of the amount of space a substance occupies

A

volume

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37
Q

wich of theese measurments represents the coldest temperature

A

256K

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38
Q

best definition of temp is

A

a measure of the speed of molecules in a substance

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39
Q

what about the moon is true

A

there is less gravity on the moon than earth because the moon is smaller than earth

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40
Q

earth science ed has a mass of 66kg and a weight of 108 lbs on the moon he would have

A

66 kg and 18 lbs

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41
Q

water has the greatest density at

A

4 degrees celcius liquid phase

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42
Q

nick has a mineral with a density of 3.0 g/cm³ what is the density of the smaller pieces

A

3.0 g/cm³

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43
Q

as water cools from 10 degrees celcius to 0 degrees celcius its density

A

increases, then decreases

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44
Q

a substance can be made less dense by

A

increasing temperature and decreasing pressure

45
Q

air pressure is usually the highest

A

cold and dry

46
Q

why do most streans in New York have a greater steam discharge in spring/summer?

A

melting snow increases discharge in spring

47
Q

wich property of water makes frost action a common and effective form of weathering

A

water expands when it freezes

47
Q

landscapes will undergo the most chemical weathering if the climate is

A

warm and wet

47
Q

rusting occurs from the reaction of

A

Iron and Oxygen

48
Q

which type of climate has the greayest amount of rock weathering caused by frost action

A

a wet climate in which temp alternates from below freezing to above freezing

49
Q

a stream with a steep gradient

A

flows rapidly producing a v-shaped valley

50
Q

Rochester ny is located on

A

less resistant bedrock in lowlands

51
Q

what best describes sediments deposited by glaciers and rivers

A

glacial deposites are unsorted, and river deposits are sorted

52
Q

the weak acid in all rainwater is produced by the reaction of

A

water and carbon dioxide

53
Q

which glacial feature is evidence of how far a glacier moved in the past

A

terminal moraine

54
Q

a sedimentary particle is dropped into a cylinder of water. the particle will settle the fastest if it has

A

high density, large size and round shape

55
Q

how are materials carried in a river

A

in solution

56
Q

which of theese statements about glaciers is true

A

there have been several ice ages on earth

57
Q

what best describes a measure of the amount of space an object occupies

A

volume

58
Q

earth scientists know that mass is a more useful measurement than weight because

A

mass remains consistent while weight changes in different locations

59
Q

as water cools from 10 degrees to 0 degrees its density will

A

increase then decrease

60
Q

you can make an object more dense by

A

decreasing temperature increasing pressure

61
Q

the photo shows Mr Lambert with a grape in a liquid beaker which of the following statements is true

A

the grape is suspended because it has the same density as the liquid in the beaker

62
Q

Brock’s rock has a density of 5.0 g/cm3 Brock cuts his rock in half. what will each piece have a density of?

A

5.0 g/cm3

63
Q

a barometric pressure of 1021.0 millibars is equal to how many inches of mercury

A

30.15

64
Q

air pressure is usually highest when the air is

A

cold and dry

65
Q

what is the dewpoint temperature when the dry bulb temperature is 14c and the wet bulb temp is 10c

A

6c

66
Q

precipitation from a warmfront is usually

A

light and long lasting

67
Q

in which zone of the atmosphere would a temp of -80c most likely occur

A

mesosphere

68
Q

which sequence of events affecting moist air within earths atmosphere causes cloud formation

A

rising –> expanding –> cooling –> condestion

69
Q

the Earth’s actual shapeis most correctly described as

A

a slightly oblate spheroid

70
Q

compared to Andrews weight at the north pole his weight at the equator would be

A

slightly less because he is farther from the center of the earth

71
Q

as Clara travels north in New York state for a week she notices that Polaris appears to

A

get higher in the sky each night

72
Q

which type of climate has the greatest amount of weathering caused by frost action

A

a wet climate in which temperatures alternate from below freezing to above freezing

73
Q

landscapes will undergo the most chemical weathering if the climate is

A

warm and wet

74
Q

which rock weathers the most rapidly when exposed to H2CO3 in rainwater

A

limestone

75
Q

a rock will weather faster after it has been crushed because its

A

surface area has been increased

76
Q

old forge NY is located on

A

more resistant bedrock bc it is in mountains

77
Q

which particles will be transported by a stream moving at a velocity of 5 cm/s

A

sand silt and clay only

78
Q

which rock material was most likely transported to its present location by a glacier

A

unsorted loose gravel found in hillsw

79
Q

which agent of erosion most likely formed the drumlins and finger lakes in New York state

A

glaciers

80
Q

the physical properties of minerals result from their

A

internal arrangement of atoms

81
Q

which mineral has a metallic luster, has a black streaks and is an ore of iron

A

magnetite

82
Q

which rock of felsic composition is low in density, light in color and coarse grained

A

granite

83
Q

which sequence of change in rock type occurs as shale is subjected to increasing heat and pressure

A

shale- slate- phyllite-schist-gneiss

84
Q

at rachels rock shop their is a special sale on any rock with the same mineral composition as granite since Rachel paid attention in es which of theese rocks is on sale

A

rhyolite

85
Q

what is ozone?

A

03

86
Q

where is the ozone layer

A

in the stratosphere

87
Q

what does the ozone layer do?

A

absorbs most of the harmful uv radiation from the sun

88
Q

what happens when there is less ozone

A

more uv radiation reaches earth

89
Q

what chemical causes ozone depletion

A

cfcs-chlauroflaurocarbons

90
Q

what are cfs

A

used as aerosol spray can propellants

91
Q

Kepler’s law of planetary motion

A

a statellite orbits a primary in an elliptical path. the primary is located at a focus point of the ellipsecl

92
Q

closets focus point

A

perigee
periphelion

93
Q

gravity

A

the force of attraction between any two objects

94
Q

mass on each object

A

more mass- stronger gravity
double 2x the mass–> gravity is 2x stronger
3x less mass –> 3x less weaker

95
Q

inverse square law

A

objects move 2x closer- objects are 4x stronger
objects move 3x farther- objects are 9x weaker

96
Q

Foucault’s pendulum

A

the direction for swing of a pendulum will appear to change the direction of swing as earth rotates underneath it – 15 degrees/ hour

97
Q

the actual shape of the Earth’s orbit around the sun is best described as

A

a slightly eccentric ellipse

98
Q

which planet has an orbital eccentricity most likely the orbital eccentricity of the moon

A

saturn

99
Q

if jupiter were to move 3x farther away from the sun the force of gravitational attraction would be

A

1/9 as much

100
Q

the same side of the moon always faces earth because

A

moons period of rotation is equal to its period of revolution around earth

101
Q

eclipses do not occur every month because the moons

A

orbit is slightly tilted compared to earth

102
Q

which planet could float if it was placed in water

A

saturn

103
Q

compare to the terrestrial planets the jovian planets are

A

larger and less dense

104
Q

which planet has the biggest change in velocity as it orbits the sun

A

mercury bc it has the highest eccentricity orbit

105
Q

which planet takes longer to complete one rotation on its axis than it does to complete one orbit of the sun

A

venus

106
Q

compared with our sun betelgues is

A

larger cooler and more luminous

107
Q

which star indicates the hottest star surface temp

A

blue

108
Q

the process that produces the energy that is released by stars is

A

nuclear fusion

109
Q

the shadow line on the moon that separates lunar day from lunar night is the

A

terminator

Earth science (5 decks)

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