Unit 4
Earthquake

Warming up
fire
Natural Disasters
flood
typhoon
snow slide (雪崩)
volcano (火山)
mudflow
sandstorm
Tsunami (海啸）
earthquake
On May 12th, 2008
14:28
A big earthquake happened
in WenChuan Sichuan !
Many people believe that “it is always calm before a storm,” look carefully at the two photos. Now, imagine there has been a big earthquake. Describe what might happen to the objects in the photos.
Tangshan
Tangshan, Hebei
July 28th, 1976
San Francisco
1906年, 旧金山地震后街景
1906年, 地震后旧金山市区被扭曲的电车轨道
Tall buildings were destroyed.
Roads were cracked.
People were injured.
The city was in ruins.
Do you know why an
earthquake happens?
San Francisco
Pacific plate
American plate
Eurasian plate
India plate
African plate
Antarctic plate
Paragraph 4
•
Pacific plate
North
South
West
East
American plate
Earthquake Happens
Homework
Surf the Internet to find more information about the Tang Shan earthquake and the San Francisco earthquake.
Thank You!