Lesson Objective:

• To consider what is meant by the term natural hazard.
• To understand that the Earth is made up of layers and continental plates.

First thing to do:

Natural disasters or natural hazards are caused by moving fores on our planet that are beyond our control. Look at this ppt about Natural Disasters to find out more.

Second thing to do:

Do you know what the inside of the earth is made up of? Look at the worksheet Journey to the Centre of the Earth to find out, or read below.

You may have seen the film ‘Journey to the centre of the Earth’ or have read the book by Jules Verne in which a group of explorers and geologists go on an expedition to find the centre of the Earth.

In the story they eventually find that there is a large lake in the centre inhabited by dinosaurs. To return to the Earth’s surface, the explorers find a volcanic vent in which they are blown up to reach the volcano’s crater and so escape from the Earth’s core.

HOW ACCURATE WAS JULES VERNE IN DESCRIBING A JOURNEY TO THE CENTRE OF THE WORLD?

Task 1 a)

Look at the 2 diagrams below and any other information you have been given, then complete this missing word exercise in your books or on a word document.

The Earth is made of …….main layers. These are………………. The……..is the outer layer and is …….thick. It is the layer which we……on. The next layer is known as the……and is in 2 parts. The upper………is made of………… but the lower mantle has………. Finally at the centre of the Earth is the ….. This is also in 2 parts and is made from…………

Task 1 b)

Now write down 4 more facts about the inside of the Earth that you can find from your textbook.

Task 1 c)

In your own words explain whether Jules Verne account of the journey to the centre of the Earth was correct. Give the reasons for your answer.