Layer of Earth made of molten material:

1
Layer of Earth made of molten material

• Outer Core

2
Layer of earth that is the largest.

• mantle

3
Layer of the Earth that makes up the tectonic
plates.

• Lithosphere (includes crust)

4
Layer of the earth that is plastic-like and
plates move on this layer.

• asthenosphere

5
This is the layer that is solid iron.

• Inner core

6
Where edges of plates meet are called the plate
___.

• Boundaries

7
Large fragments or breaks in a rock is called a
__.

• Fault

8
Where plates move apart the plates are called __.

• divergent

9
Where plates slide past each other they are named
__ plates

• transform

10
Plates that collide are called __ plates.

• convergent

11
Divergent plates

• Force acting on plates
• Formations made
• Earthquake that forms

• Tension
• Faults, fault-block mtn. Ocean ridges, ocean
  rifts
• Normal

12
Transform plates

• Force acting on plates
• Formations made
• Earthquake that forms

• Shearing
• Faults earthquakes
• Strike-slip earthquake

13
Convergent Plates

• Force acting on plates
• Formations made
• Earthquake that forms

• Compression
• Folded mtns.
• Reverse earthquake

14
When the Earths crust pushes up then __
mountains form

• Upwarped mountains

15
Volcanic mountains with gentle sloping sides are
caused by __.

• Hot Spots

16
How many seismographs will it take to identify a
location of an earthquake?

• 3

17
List the 3 seismic waves of an earthquake.

• Primary
• Secondary
• Surface waves

18
Which seismic wave is slowest but causes most
damage?

• Surface waves

19
Which seismic wave is fastest?

• Primary wave

20
Which seismic wave moves in the same direction as
the energy like a compressional wave?

• Primary wave

21
What do we call the point at which the earthquake
began?

• focus

22
Name the point above the focus on the earths
surface

• Epicenter

23
This is the largest volcano, it is very broad,
has thin, runny lava.

• Shield volcano

24
This volcano is steep, explosive, has alternating
layers of tephra lava.

• Composite volcano

25
This volcano will have a cone at top, releases
much gas, eruption is quick.

• Cinder cone

26
What is the cause of a tsunamis?

• Earthquake under water

27
What scale is used to measure the amplitude of a
seismic wave?

• Richter scale