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44 terms
Earth Science Chapter 8
Volcano
Igneous rock
Intrusive volcanism
Extrusive volcanism
Mountain landform created from solidified magma
Fire formed rock
Igneous structures formed beneath the Earth's surface
igneous structures formed on top of the Earth's surface
Volcano
Mountain landform created from solidified magma
Igneous rock
Fire formed rock
19 terms
Earth Science-Chapter 8
Igneous
A Roman God
Vent
Underwater
Volcanoes are made of __________rock
The term volcano originally came from the name for ______
A volcano begins to form when magma forces its way to the sur…
Pillow lava forms
Igneous
Volcanoes are made of __________rock
A Roman God
The term volcano originally came from the name for ______
18 terms
Earth Science 8
Observation
Inference
Geology
Astronomy
Factual information, use your senses
An opinion, what you think based on what your senses are tell…
Study of the earth's crust & core
The study of space, stars, planets & moons
Observation
Factual information, use your senses
Inference
An opinion, what you think based on what your senses are tell…
50 terms
Chapter 8: Earth Science
Core
Mantle
Magma
Asthenosphere
The innermost zone of Earth's interior, composed mostly of ir…
The layer of Earth above the core, containing magma.
Molten rock
The layer of Earth located in the outer part of the mantle, c…
Core
The innermost zone of Earth's interior, composed mostly of ir…
Mantle
The layer of Earth above the core, containing magma.
52 terms
Chapter 8 EARTH SCIENCE!!!
Core
Mantle
Magma
Asthenosphere
The innermost zone of Earth's interior, composed mostly of ir…
The layer of Earth above the core, containing magma.
Molten rock.
The layer of Earth located in the outer part of the mantle, c…
Core
The innermost zone of Earth's interior, composed mostly of ir…
Mantle
The layer of Earth above the core, containing magma.
39 terms
Earth Science 8-2 Vocabulary
Adaptation
Variations
Natural selection
Species
- any characteristic,behavior, or trait, that helps an organi…
- differences in traits among members of a population
- the process by which organism with the best adaptations for…
- a group of similar organisms that can mate with each other…
Adaptation
- any characteristic,behavior, or trait, that helps an organi…
Variations
- differences in traits among members of a population
10 terms
Earth Science8
atmosphere
convection
flood
greenhouse effect
layers of gases surrounding earth's... surface
process of hot humid air mass rising... in atmosphere
an overflow of water onto dry land
trapping of heat radiation by Earth's... gases
atmosphere
layers of gases surrounding earth's... surface
convection
process of hot humid air mass rising... in atmosphere
20 terms
Earth Science Ch. 8
Floodplain
Water diversion
Runoff
River basin
The low, flat part of a valley is the ________________.
________ is the changing of the natural water flow by people.
______ is water that flows over Earth's surface.
A ___________ is the land area drained by a river system.
Floodplain
The low, flat part of a valley is the ________________.
Water diversion
________ is the changing of the natural water flow by people.
10 terms
Earth Science Vocabulary - 8
sedimentary rock
sediments
sewage
silt
A type of rock that forms when particles from other rocks or…
Loose materials such as rock fragments, mineral grains, and b…
Any liquid waste containing animal or vegetable matter in sus…
A mixture of fertile soil and tiny rocks that can make land i…
sedimentary rock
A type of rock that forms when particles from other rocks or…
sediments
Loose materials such as rock fragments, mineral grains, and b…
20 terms
Gr 8 Earth Science
stress
tension
compression
shearing
a force that acts on rock to change its shape or volume
stress that stretched rock so that it becomes thinner in the…
1. stress that squeezes rock until it folds of breaks... 2. the…
stress that pushes masses of rock in opposite directions, in…
stress
a force that acts on rock to change its shape or volume
tension
stress that stretched rock so that it becomes thinner in the…
12 terms
Earth Science 8.8
accretion
condensation theory
interstellar
nebula
process of steady growth of an object by a steady accumulatio…
theory about the origin of the solar system that agrees with…
among or between stars
enormous cloud of gas and dust in space
accretion
process of steady growth of an object by a steady accumulatio…
condensation theory
theory about the origin of the solar system that agrees with…
12 terms
Earth science 8
Asthenosphere
lithosphere
divergent boundary
convergent boundary
a rubber like substance
the crust in the upper part of the mantle
two plates that pull apart
two plates that push together
Asthenosphere
a rubber like substance
lithosphere
the crust in the upper part of the mantle
29 terms
Earth Science Chapter 8
earthquake
fault
focus
seismic waves
the vibration of Earth by the rapid release of energy
fractures in Earth where movement has occurred
point within the Earth where an earthquake originated
energy released by the earthquake that travels in all directi…
earthquake
the vibration of Earth by the rapid release of energy
fault
fractures in Earth where movement has occurred
12 terms
Earth Science 8 #2
Evolution
Extinct
Relative Age
Absolute Age
The process by which all different kinds of living things hav…
Describes a type of organism that no longer exists anywhere o…
The age of rock compared to the ages of rock layers.
The age of rock given as the number of years since the rock f…
Evolution
The process by which all different kinds of living things hav…
Extinct
Describes a type of organism that no longer exists anywhere o…
13 terms
Earth Science 8
Chemical Weathering
Mechanical Weathering
Erosion
Abrasion
The process that breaks down rock through chemical changes.
The type of weathering in which rock is physically broken int…
The process by which water, ice, wind, or gravity moves weath…
The grinding away of rock by other rock particles carried in…
Chemical Weathering
The process that breaks down rock through chemical changes.
Mechanical Weathering
The type of weathering in which rock is physically broken int…
25 terms
Earth Science 8
chemical weathering
mechanical weathering
erosion
abrasion
The process that breaks down rock through chemical changes.
The type of weathering in which rock is physically broken int…
The process by which water, ice, wind, or gravity moves weath…
The grinding away of rock by other rock particles carried in…
chemical weathering
The process that breaks down rock through chemical changes.
mechanical weathering
The type of weathering in which rock is physically broken int…
25 terms
Earth Science 8
Chemical Weathering
Mechanical Weathering
Erosion
Abrasion
The process that breaks down rock through chemical changes.
Rock is physically broken into smaller pieces.
When water, wind, ice, or gravity moves weathered rock and so…
The grinding away of rock by other rock particles carried in…
Chemical Weathering
The process that breaks down rock through chemical changes.
Mechanical Weathering
Rock is physically broken into smaller pieces.
22 terms
earth science 8
Abrasion
absolute age
Chemical weathering
continental glacier
The grinding away of rock by another rock particles carried i…
the age of a rock given as the number of years since the rock…
The process that breaks down rock through chemical changes.
a glacier that covers much of a continent or large island
Abrasion
The grinding away of rock by another rock particles carried i…
absolute age
the age of a rock given as the number of years since the rock…
52 terms
Chapter 8 Earth Science
Earthquake
Faults
Hypocenter or Focus
Epicenter
Ground shaking caused by the sudden and rapid movement of one…
The fractures in the Earth's crust along which rocks on one s…
The location where slippage begins
The point on the Earth's surface directly above the hypocente…
Earthquake
Ground shaking caused by the sudden and rapid movement of one…
Faults
The fractures in the Earth's crust along which rocks on one s…
25 terms
Earth Science 8
Chemical weathering
Mechanical weathering
Erosion
Abrasion
The process that breaks down rock through chemical changes.
The type of weathering in which rock is physically broken int…
The process by which water, ice, wind, or gravity moves weath…
The grinding away of rock by other rock particles carried in…
Chemical weathering
The process that breaks down rock through chemical changes.
Mechanical weathering
The type of weathering in which rock is physically broken int…
48 terms
Science 8: Chapter 1 The World of Earth Science
hypothesis
inference
law
presupposition
an initial explanation that guides a scientist's research
a conclusion that is drawn from an assumed thruth
a description that may include an equation with symbols
an initial explanation that guides a scientist's research
hypothesis
an initial explanation that guides a scientist's research
inference
a conclusion that is drawn from an assumed thruth
28 terms
Earth Science Chap 7 & 8
Absolute age
Conservation
disconformity
Fossil fuels
numeric age of an object or event
the preservation and wise use of natural resources
when older horizontal layers lay above younger horizontal lay…
natural resources formed formed from the remains of plants an…
Absolute age
numeric age of an object or event
Conservation
the preservation and wise use of natural resources
10 terms
Earth Science 8.3
glacier
valley glaciers
continental glaciers
cirques
a large, moving mass of ice
glaciers that form in valleys in high, mountainous areas
glaciers that cover broad, continent-sized areas
deep depressions
glacier
a large, moving mass of ice
valley glaciers
glaciers that form in valleys in high, mountainous areas
29 terms
earth science chapter 8
seismology
deformation
elastic rebound
seismic wave
The study of earthquakes
the bending, tilting, and breaking of the earth's crust; the…
the sudden return of elastically deformed rock to its undefor…
a wave of energy that travels through the Earth, away from an…
seismology
The study of earthquakes
deformation
the bending, tilting, and breaking of the earth's crust; the…
EarthScience 8: Topic 1
Observation
What is precision?
Instruments
Inferences
-interaction of one or more your senses with the environment…
-on point, accurate
-extend the senses (ex: microscope, ruler, telescope etc)
-an interpretation of observations
Observation
-interaction of one or more your senses with the environment…
What is precision?
-on point, accurate
14 terms
Earth Science Lesson 8
comet
meteor
asteroid
galaxy
a ball of ice and dirt that orbits the sun
a small rock that burns as it enters the Earth's atmosphere
a large rock in outer space
a group of billions of stars
comet
a ball of ice and dirt that orbits the sun
meteor
a small rock that burns as it enters the Earth's atmosphere
12 terms
Holt Earth Science Chapter 8
uniformitarianism
relative age
law of superposition
unconformity
principle that Earth's processes occurring today are similar…
the age of an object in relation to the ages of other objects
the law that a sedimentary rock layer is older than the layer…
a break in the geologic record created when rock layers are e…
uniformitarianism
principle that Earth's processes occurring today are similar…
relative age
the age of an object in relation to the ages of other objects
23 terms
Earth Science Chapter 8.2
If droplets or crystals are present in…
Most clouds are a result of . . .
Low-level clouds
Mid-level clouds
Cloud
Adiabatic cooling
surface of the earth to 6500 feet
6500 - 23000 feet
If droplets or crystals are present in…
Cloud
Most clouds are a result of . . .
Adiabatic cooling
22 terms
Earth Science - Chapter 8 Vocabulary
Uniformitarianism
Relative Age
Law of Superposition
Uncomformity
a principle that geologic processes that occurred in the past…
the age of an object in relation to the ages of other objects
the law that a sedimentary rock layer is older than the layer…
a break in the geologic record created when rock layers are e…
Uniformitarianism
a principle that geologic processes that occurred in the past…
Relative Age
the age of an object in relation to the ages of other objects
38 terms
Earth Science Ch. 8
Earthquakes
Elastic Rebound Theory
shear strength
elastic potential energy
vibration of earth produced by the rapid release of energy st…
tectonic plates move relative to each other, elastic strain p…
the strength of a material against structural failure
energy that is stored in objects that are stretched, compress…
Earthquakes
vibration of earth produced by the rapid release of energy st…
Elastic Rebound Theory
tectonic plates move relative to each other, elastic strain p…
28 terms
Earth Science Unit 8
What is density?
How does temperature affect the densit…
How does cold water and warm water arr…
What happens to the density of water w…
The mass of a substance per unit volume
Colder the ocean water- More dense... Warmer the water- Less dense
Less dense (colder) is deeper
Large of amount of dissolved soilds in the ocean makes it den…
What is density?
The mass of a substance per unit volume
How does temperature affect the densit…
Colder the ocean water- More dense... Warmer the water- Less dense
11 terms
earth science ch. 8 & 9
define erosion
4 agents/forces that cause erosion
how deposition changes the surface of…
name 3 characteristics all types of ma…
process that wears away surface materials and moves them from…
gravity, water, wind, or glaciers
ex: old surfaces and depressions are covered and filled in by…
occur on slopes, depend on gravity, often occur after heavy r…
define erosion
process that wears away surface materials and moves them from…
4 agents/forces that cause erosion
gravity, water, wind, or glaciers
21 terms
science chap. 8 (earth science)
carbonic acid
chemical weathering
creep
erosion
Compound that results from the combination of carbon dioxide…
The process that breaks down rock through chemical changes
A slow mass movement of sediments down a hill
Processes by which rock, sand, and soil are broken down and c…
carbonic acid
Compound that results from the combination of carbon dioxide…
chemical weathering
The process that breaks down rock through chemical changes
8 terms
Sedimentary - Earth Science 8
Lithification
Stratification
Superposition
Clastic
NA
NA
NA
NA
Lithification
NA
Stratification
NA
22 terms
Science 8 Our Active Earth Section 3 EarthQ and Tsunamis
Define the word EARTHQUAKE
What is the most common cause of earth…
Another name for an earthquake wave is…
Most earthquakes occur _______________…
A shaking or vibrating movement of the earth's surface usuall…
Faulting, causing energy to be released (as E.Q. waves)
seismic
along the major plate boundaries
Define the word EARTHQUAKE
A shaking or vibrating movement of the earth's surface usuall…
What is the most common cause of earth…
Faulting, causing energy to be released (as E.Q. waves)
15 terms
Chapter 8 Earth Science
uniformitarianism
relative age
law of superposition
unconformity
a principle that geologic processes that occurred in the past…
the age of an object in relations to the ages of other objects
the principle that a sedimentary rock layer is older than the…
a break in the geologic record created when rock layers are e…
uniformitarianism
a principle that geologic processes that occurred in the past…
relative age
the age of an object in relations to the ages of other objects
20 terms
Earth Science: Ch. 8 - Erosional Forces
erosion
deposition
mass movement
slump
Processes by which rock, sand, and soil are broken down and c…
Process in which sediment is laid down in new locations.
Any type of erosion that happens as gravity moves materials d…
A type of mass movement that occurs when a mass of material m…
erosion
Processes by which rock, sand, and soil are broken down and c…
deposition
Process in which sediment is laid down in new locations.
Earth Science 1121 8
Where does the majority of magma origi…
Magma is produced in one of three plat…
What determines the way a volcano erup…
Mafic
Upper mantle
Divergent plate boundaries, both ocean ridges and continental…
Magma's composition which is determined by the tectonic setting
Magma (or rock) rich in iron and magnesium... "Thin" or low in v…
Where does the majority of magma origi…
Upper mantle
Magma is produced in one of three plat…
Divergent plate boundaries, both ocean ridges and continental…
18 terms
Earth science quiz 8
A narrow, V-shaped river valley is lik…
Artesian wells may be non flowing
Our streams and lakes are fed by predo…
The zone of saturation and the zone of…
False
True
groundwater
water table
A narrow, V-shaped river valley is lik…
False
Artesian wells may be non flowing
True
10 terms
Earth Science (Abeka): Quiz 8
precious stone*
corundum*
alloy
beryl
a beautiful mineral prized for its hardness, color and fire
Ruby & sapphires are this type
a metal mixture
emerald & aquamarine are this type
precious stone*
a beautiful mineral prized for its hardness, color and fire
corundum*
Ruby & sapphires are this type
Earth Science: Earth History
Continental Drift
Seafloor Spreading
Pangea
Convection Current
The hypothesis that states that the continents once formed a…
the formation of new areas of oceanic crust, which occurs thr…
super continent consisting of all known continents fitting to…
the movement of a fluid, caused by differences in temperature…
Continental Drift
The hypothesis that states that the continents once formed a…
Seafloor Spreading
the formation of new areas of oceanic crust, which occurs thr…
47 terms
Earth Science Chapter 8
What is the Earth's main source of ene…
What type of energy does the Sun and s…
What is evaporation?
What are the 3 states of water?
The sun
electromagnetic energy
The change in state from liquid to gas
ice, liquid water, and water vapor
What is the Earth's main source of ene…
The sun
What type of energy does the Sun and s…
electromagnetic energy
19 terms
Earth Science-8: Seasons
What direction do you look for all noo…
Parallelism of Axis.
Aphelion.
Duration.
South.
Axis always points to Polaris.
Summer is when we are farthest from the sun.
How long the Sun is out.
What direction do you look for all noo…
South.
Parallelism of Axis.
Axis always points to Polaris.
31 terms
Earth Science Chapter 8
igneous
volcano
vent
pillow lava
Volcanoes are made of _________rocks.
came from the name for a Roman god
what a volcano forms when magma forces its way to the surface…
only forms underground
igneous
Volcanoes are made of _________rocks.
volcano
came from the name for a Roman god
105 terms
Gr 8 Earth Science 1 Class Set
Paleontology
Ocean Trench
Convergent Plate boundaries:... Type (b)…
Rifts
The branch of science concerned with fossil animals and plant…
a line of very deep ocean forms where the plate descends. ... (h…
- subduction can also occur if two oceanic plate collide... - vo…
Divergent boundaries form beneath continents and tear the lan…
Paleontology
The branch of science concerned with fossil animals and plant…
Ocean Trench
a line of very deep ocean forms where the plate descends. ... (h…
29 terms
Earth Science 8
Tornado
Typhoon
Maritime Polar
Sun
Violent,funnel shaped,whirling wind that moves in a narrow pa…
Another name for a hurricane in the Pacific Ocean or the Indi…
mP
Major source of energy
Tornado
Violent,funnel shaped,whirling wind that moves in a narrow pa…
Typhoon
Another name for a hurricane in the Pacific Ocean or the Indi…
20 terms
Earth Science Chapter 8.1
weather
climate
meteorology
Factors that cause earth's variable we…
state of the atmosphere at a certain time and place
year-round weather typical of a certain place
study of weather
heat energy
weather
state of the atmosphere at a certain time and place
climate
year-round weather typical of a certain place
26 terms
Earth science vocab 8
Fault
Elastic rebound hypothesis
Aftershock
Foreshock
A fracture in earth along which movement has occurred
The explanation stating that when he walks are deformed they…
Is not earthquake that often proceeds a major earthquake
He small earthquake that often precedes a major earthquake
Fault
A fracture in earth along which movement has occurred
Elastic rebound hypothesis
The explanation stating that when he walks are deformed they…
12 terms
Earth Science Vocab 8
Aquifer
Artesian Well
Cone of Depression
Geyser
Rock or soil through which groundwater moves easily
A well in which the water rises above the level where it was…
A cone-shaped depression in the water table immediately surro…
A fountain of hot water ejected periodically
Aquifer
Rock or soil through which groundwater moves easily
Artesian Well
A well in which the water rises above the level where it was…
26 terms
Earth Science Unit 8
Contienental Drift
-Continents fit together... -Similarity o…
Plate Tectonics
Lithosphere
Alfred Wegener purposed that all the continets fit together a…
Pangea Evidence
Theory that purposes that Earth's outer shell consist of indi…
Rigid outer layer of the Earth consisting of the crust and th…
Contienental Drift
Alfred Wegener purposed that all the continets fit together a…
-Continents fit together... -Similarity o…
Pangea Evidence
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