Plate tectonics Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Is the INNER CORE of the Earth solid or liquid?

A

Solid

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

What is the MANTEL made of?

A

Magma

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

Name a type of crust!

A

Oceanic, Continental

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

Which type of crust is denser, Oceanic or Continental?

A

Oceanic

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

What rock is formed on the ocean floor?

A

Basalt (an igneous rock)

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

What is the name of the point where earthquakes begin INSIDE the crust?

A

The focus

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

What is the name of the centre of the earthquake on the earths surface?

A

Epicentre

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

What is the type of wave energy that travels towards the surface during an earthquake?

A

Seismic waves

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

Name the instrument used to measure earthquakes

A

Seismometer

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

What is the scale used to measure earthquakes

A

Richter scale

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

What is the name of the tectonic plate in europe?

A

The eurasian plate

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

The San Andreas Fault is which type of plate boundary?

A

Transform boundary

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

Name a place where a hotspot can be found?

A

Somewhere where the crust is thin like Iceland

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

Do volcanoes occur at destructive plate boundaries?

A

Yes

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

What are 2 types of volcanoes?

A

Shield and Strato

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

What is the name of the cloud of hot ash and rock that travels down the side of a volcano?

A

Pyroclastic flow

17
Q

Where is magma stored beneath the surface?

A

The magma chamber

18
Q

What is the name for a volcano that is “sleeping”

A

Dorment

19
Q

What is a convergent boundary?

A

When to plates are moving towards each other

20
Q

What is a transform boundary?

A

When two plates are side by side moving in opposite directions

21
Q

What is a divergent boundary?

A

Where two plates move away from one another

22
Q

Name the four layers of the earth!

A

Crust, Mantel, Outer Core, Inner core

23
Q

How big is the crust usually?

A

50km

24
Q

Name a second type of destructive boundary!

A

Subductive