§4.3 Mount Aso volcano part 2

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§4.3 Mount Aso volcano part 2

Program

• Looking back to §4.3 part 1
• New explanations
• Let's get to work
• The End

A caldera is

1. a collapsed stratovolcano
2. a collapsed shield volcano
3. a large-scale landslide
4. Mr White

Strato volcano

Caldera volcano

Shield volcano

A shield volcano is

1. explosive
2. effusive

a shield volcano is:

1. A volcano with a quiet eruption
2. a volcano with an explosive eruption
3. A volcano that is pointed in shape
4. A volcano without a hole in it

A stratovolcano

1. is wide with gentle slopes
2. is narrow with steep slopes

A stratovolcano is

1. effusive
2. Explosive

Caldera volcano

1. low, wide volcano with gentle slope
2. volcano with steep slopes composed of layers of lava and pyroclastic material
3. volcano with very large crater created by the collapse of the roof of a deflated magma chamber
4. flow of the molten rock beneath the earth's crust inside the earth

Stratovolcanoes are created by...

1. Subduction
2. Convergent
3. Divergent
4. Subplot

What is a shield volcano?

1. A tall volcano
2. A low volcano
3. A low broad volcano
4. A tall thin volcano

Which statement is correct?

1. Volcanoes and earthquakes occur mainly at plate margins.
2. Exogenous forces act on the Earth's crust from within.
3. A continental plate is heavier than an oceanic plate.
4. Many volcanoes and earthquakes occur around the Atlantic Ocean.

Someone makes two statements:

I The Netherlands lies near a plate edge, therefore there are many earthquakes.
II The Netherlands and Japan lie on the same plate.
Which statement is correct?

1. Statement I is correct, II is incorrect.
2. Both statements are correct.
3. Both statements are incorrect.
4. Statement I is incorrect, II is correct.

Molten rock in the earth is called ....

1. Magma
2. Lava

Today:

Why do people live near a volcano anyway?

Vulkanen:

Benefits of a volcano

Soil

Building material tuff

Tourism

Homework

Make §4.3 assignments 1, 2, 3, 4, and 5 

6, 7 and 8