VOLCANO

... Volcanoes Volcanoes Student: Lưu Thị Toán Class: K52 geography Hanoi University of science THANK YOU FOR YOUR LISTENING • Firstly, I will introduce 2 ways of approaching volcanoes: ... you an overview about volcanoes: their locations on the earth and how they erupts What do modern scientists think of What do modern scientists think of volcanoes? volcanoes? Today scientists ... ab...

Ngày tải lên: 26/11/2013, 19:11

... St. Helens was a beautiful, peaceful mountain and not a dangerous volcano. Where Do Volcanoes Erupt? (Description of Figure 2.) Volcanoes occur because the Earth's crust is broken into plates ... surface and erupts. Some volcanoes occur in the middle of plates at areas called hotspots - places where magma melts through the plate and erupts. Why Do Volcanoes Grow? Volcanoes grow bec...

Ngày tải lên: 20/01/2014, 11:20

... earthquake, tornado, tsunami, volcano . In those, we are not impossible to mention about volcano – one of the most dangerous natural disaster. However, how much do you know about volcano? Certainly, ... of it has been changed by time but now it is 1,282 meters. And the type of the volcano is stratovolcano. This volcano started forming around 17,000 or 18,300 years ago. It’s a dist...

Ngày tải lên: 07/02/2014, 11:06

Ngày tải lên: 21/03/2014, 22:06