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What is a Tsunami?

What is a Tsunami?

Tell your neighbour what you think a Tsunami is and what causes it.

Watch this short video explaining Tsunamis.

Lesson objectives; To learn how Tsunamis are caused and how

destructive they can be. To look at the Indian Ocean Tsunami as a case study. Key words:

Richter scale Tsunami Causes Effects Primary and secondary Indonesia Sri Lanka

How do tsunamis occur?

Japan Tsunami reaching the shore here

What is a tsunami? A Tsunami is a giant _____ or series of

waves usually caused by an _________ or _____on the sea bed. As the tsunami travels through _____ water the wave may be less than ____ metre in height but it can reach ______ of up to _____ mph. When the wave nears the _____ it _____down and quickly increases to a height of ____ meters or more before _______ onto the coast.

crashing 15 slows landdeep speeds one

wave 500 earthquake volcano

Indian Ocean Tsunami 2004

Areas affected by the Tsunami

Model Making Using the play dough model a Thai fishing village, a hotel resort and the height

of the wave…try and be as accurate with your scale as possible.

3 metres

4 storey hotel – 10 metres

15 metres

Model Making

What did your model show to you?

How hard was it to make?

What would some of the effects be of a wave this size?

You’re the TV presenter! You are going to see a short clip of film just

over a minute long. You need to imagine you are the presenter

and you are going to write the script in your exercise books!

Thankfully you have a co-presenter who you can work with – they are in the desk next to you.

Video (from 35 – 1.52)

You say we pay

Tsunami Water Plates Beach Thailand

You say we pay

Wave Earthquake 300 Boxing Day Sri Lanka