Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

geography grade 8. > geography key terms chp 1 and 5 > Flashcards

geography key terms chp 1 and 5 Flashcards

You may prefer our related Brainscape-certified flashcards:
U.S. Geography flashcards World Geography flashcards
1
Q

rock

A

the hard material that makes up earths surface

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

minerals

A

Natural compounds that have a chemical name and formula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

sedimentary rock

A

rock formed through sedimentation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

igneous rock

A

rock formed through solidification of molten magma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Metamorphic rock

A

forms when a rocks basic structure is changed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

weathering

A

the process of brealing down a rock through pressure, temperature, or chemical reactions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

physical weathering

A

Weathering that breaks rocks down into bits

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Chemical weathering

A

Rock that is brocken down by chemical reactions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Deposit

A

To drop material

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Plates

A

Earths hard outer parts which are broken down into big slabs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Biodiversity

A

The variety of living things in a place

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

fertilisers

A

Substances added to soil to make it more fertile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Bedrock

A

The solid rock underlying the soil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

continental crust

A

the crust that forms land

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

oceanic crust

A

The crust under the ocean

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Lithosphere

A

a hard rigid layer of rock

17
Q

boundary/margin

A

the region where 2 plates meet

18
Q

slab pull

A

a plate that is moved along by its sinking edge

19
Q

Diverging

A

Moving apart

20
Q

Converging

A

Moving into eachother

21
Q

Conservative plate

A

a margin where plates slide past eachother

22
Q

Focus

A

The point where the earhtquake waves have started

23
Q

Seismic waves

A

Waves released when an earthwuake occurs

24
Q

Epicentre

A

The point directly above the focus on the earths surface

25
Q

Aftershocks

A

Little earthquakes as the rock settles into its new position

26
Q

Magnitude

A

How much energy an earthquake gives out

27
Q

Seismometers

A

Machines used to measure earthquakes

28
Q

Richter scale

A

Used to measure magnitude

29
Q

Tsunami

A

Waves generated by an earthquake on the ocean floor

geography grade 8. (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions