Volcanoes

• Geography
• Lower Secondary (Key Stage 3)

What are volcanoes?

Volcanoes

To identify the different types of volcanoes

To explain the causes of a volcanic eruption

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Magma chamber

Secondary cone

Lava Flow

Vent

Ash Cloud

Volcano Keywords

Write and define the following words in your book 

• Active Volcano
• Dormant Volcano
• Extinct Volcano
• Pyroclastic flow
• Lahars
• Geothermal Energy

What threats do volcanoes pose to people and buildings?

What are the benefits of Volcanoes?

Types of Volcano

In your books draw a simple diagram of a Composite Cone and Shield volcanoes. 

Include a description as well

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What volcano is low and shallow sided

1. Shield
2. Lava
3. Composite Cone
4. Flat

What volcano is steep sided

1. Shield
2. Lava
3. Composite Cone
4. Flat

What volcano has low viscosity (runny) lava

1. Shield
2. Composite Cone
3. Acid
4. Pyroclastic

What volcano has viscous (Thick) lava

1. Shield
2. Composite Cone
3. Acid
4. Pyroclastic

Gas and ash that rush down a volcano side is called

1. Magma
2. Lava
3. Lahars
4. Pyroclastic flow

Melted snow, ash and mud that combine with lava flowing down a volcano are called...

1. Magma
2. Lava
3. Lahars
4. Pyroclastic flow