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Volcanoes
Tiching explorer Organización
- 4057 visitas
In this unit we learn that there are many active volcanoes worldwide and also which are the signs that help us to forecast the eruption of a volcano.
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Self-assessment T12 01 - Light and sound
EduBook Organización
- 1994 visitas
Are these natural light sources or artificial light sources? A fire A torch A candle A light bulb The Sun A volcano
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Answer. Changes in the Earth's surface
EduBook Organización
- 1841 visitas
What are the two kinds of geological forces? How are mountain ranges formed? What is a volcano? What causes an earthquake? Where do they occur?
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Caldera
Cristina Seco Organización
- 973 visitas
A caldera is a depression created after a volcano partially collapses after releasing the majority of its magma chamber in an explosive eruption.
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Comprehension check
EduBook Organización
- 912 visitas
Answer the questions. What is the difference between magma and lava? What are the five basic types of volcano? What is a stratovolcano cone like? Which type of volcano is built by thick, slow-moving…
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Check. Risks from volcanoes
EduBook Organización
- 2933 visitas
Remember what you have studied in this section and answer the questions: Can a volcano be dangerous if it is only emitting gas? Why? How can we avoid damage and the loss of human life during a volcanic…
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Landforms
Tiching explorer Organización
- 2809 visitas
In this resource we explore Earth landforms (mountain, volcano, valley, island...). It includes a "Powerpoint" presentation, definitions, glossary and a link to a crossword puzzle. Finally we…
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Choose. The formation of relief
EduBook Organización
- 2228 visitas
Choose the best way to finish the following sentences: A volcano expels... The effects of earthquakes spread in all directions due to... The main external force that forms relief is... Marine currents…
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Self-evaluation 3 - The Earth's relief
EduBook Organización
- 2948 visitas
Which concepts do the following definitions refer to?: The part of a volcano made of the materials it expels. Strong tremors originating inside the Earth that can cause the crust to rupture. An…
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Analyse a photograph
EduBook Organización
- 2594 visitas
This photo shows an eruption of Mount Etna, in Sicily. Describe what you see in the photograph. Notice the lava flowing down the mountainside. What is it like? Do you think there could be any towns or…
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