Geography tectonic plates Flashcards

1
Q

What is the thickest layer?

A

Mantle

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

Which two layers are entirely solid?

A

Crust,Inner core

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

What are the 4 major layers of the Earth?

A

Mantle,Crust,Outer core,Inner core

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

What is a hot spot?

A

A thick, super heated plume of magma in the midlde of a tectonic plate

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

True or false? Volcanoes occur at conservative plate boundary?

A

False

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

What direction do plates move in at convergent plate boundaries?

A

Towards each other

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

Two characteristics of a shield volcano.

A

Gentle sloping sides,the lava is thick and runny

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

Two characteristics of a composite volcano.

A

Narrow base,infrequent

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

What is the name of the scale that earthquakes are measured on?

A

Richer scale

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

What cause earthquakes?

A

By a build up of pressure then is released

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

What are the two different types of crust?

A

Continental,oceanic

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

What does magnitude mean?

A

The size of the earthquake(how much the ground shakes

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

How can the impact of earthquakes be reduced?

A

Steel metal frame work earthquake drills in school

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

What is the name of the process that causes the Earth’s tectonic plate to move?

A

Convection currents

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

Which type of crust is more dense?Why is this significant?

A

Oceanic because it would go under the continental as its more dense

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