volcanoes
Storyboard Text
- Hello class, for today's lesson we are going to talk about volcanoes. Does anyone know what volcano is?
- That's right how about the others? Do you have any idea about volcanoes?
- Volcanoes are openings, or vents where lava, tephra , and steam erupt on to the Earth's surface.
- Yes Ava?
- A volcanic eruption is when lava and gas are released from a volcano sometimes explosively.
- Since Ava mention about eruption. Do you know what is a volcanic eruption?
- Sir are there any different types of violcanoes?
- I am glad you ask yes we have different types of volcanoes. These are the three classic types of volcanoes:*Cinder Cone Volcanoes.*Composite Volcanoes (Stratovolcanoes)*Shield Volcanoes.
- We also have different types of volcanic eruption. There are six different types of eruptions:*PHREATIC ERUPTION*VULCANIAN ERUPTION*STROMBOLIAN ERUPTION*PELEAN ERUPTION*PHREATOMAGMATIC ERUPTION*PLINIAN ERUPTION
- Reduces Heat, Increases soil fertility
- Creates safe habitat for some animals,
- Now can you tell me the positive effects of volcanoes?
- Source of energy, Increases infiltration
- All of your answers are right. That is all for our lesson thank you for listening.
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