C3.2 Chile - Lesson 5: Volcanoes

• Aardrijkskunde
• Middelbare school
• vwo
• Leerjaar 3

CHILE

where the Earth stops

VOLCANOES

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What is the plan for today?

REPEAT

• The rock cycle

START

• Volcanoes

YESTERDAY'S GOALS

1. You can name the 3 main types of rock (GG 109).
2. You can explain how each main type of rock can become each other main type of rock (GG 109 + §2, question 1a).
   
3. You can name 2 differences between basalt and granite.
   
4. You can explain the words Earth’s core, Earth’s mantle, magma and convection current in your own words (GG 66).
   

Use GG 109. 

Write down A to H and add the correct number.

The story of a grain of sand

Use figure 4.16 on page 76 in your Geo Guide and W7 on page 46 in your workbook.

  

Explain what happens at each arrow in the figure.

BASALT

The story of a grain of sand

Use figure 4.16 on page 76 in your Geo Guide and W7 on page 46 in your workbook.

  

Explain what happens at each arrow in the figure.

QUARTSITE (metamorphic)

Check 

exercise 1

TODAY'S GOALS

1. You can name 3 types of volcanoes (GG 70).
2. You can name the tectonic situation that causes the formation of each type of volcano (shield volcano 2 possible situations, GG 70 + 72).
3. You can name the eruption type (explosive or effusive) of each type of volcano (GG 70).
4. You can explain the shape of each type of volcano (GG 70).
5. You can describe what a pyroclastic flow is.

Three kinds of volcano

Stratovolcano: Villarica (1.00 - 3.00)

Stratovolcanoes: explosive eruptions and pyroclastic flows

Explosive eruption last week

Pyroclastic flow

Hot gases that rush down the slopes of a volcano at high speed during an eruption

                    NEXT SLIDE

Indonesian volcano spews ash cloud six kilometers into the sky

Shield volcano: divergence or hotspot

EFFUSIVE ERUPTION

Hotspot or divergence

Let's go!

• Read the text at page 42/43 in your coursebook.
  
• Make exercises 5 to 9 - skip 7
• Use G70
• Use the atlas for exercise 6

Rules while working:

• You work alone and in silence

This is also the homework for next week!

Homework for next lesson

5 to 9 of C3.2