Hazards

Intermediate Geography

Environmental Interactions

Natural HazardsLESSON

1

Success Criteria

By the end of this section you can• Define what a natural/environmental hazard is• Understand the effects of a natural hazards• Understand the difference between a natural

hazard and a natural disaster• Identify different kinds of natural hazards

What is a Natural Hazard?

• Read page 1 in Hazards Booklet (orange booklet at back of folder)

• Some hazards are related to weather and climate

• Others are related to the structure of the earth

What could be the effect of these hazards?

Natural Hazard Questions

1) Define the term ‘natural/ environmental hazard’? (1)

2) Make a list of the main environmental hazards? (6)

3) When do natural hazards become disastrous? (1)

4) How could such disasters affect people?List your answer. (4)

How successful have WE been?

Can you?• Define what a natural/environmental hazard

is• Understand the effects of a natural hazards• Understand the difference between a natural

hazard and a natural disaster• Identify different kinds of natural hazards

The Earths Structure

Aims• Recall the structure of the earth from S2

‘Earth Forces’• Learn about the earth’s plates• Learn about how these plates move

Success Criteria

By the end of this section you can• Recall the structure of the earth from S2

‘Earth Forces’• Recall that the earth’s plates• Understand how these plates can move and

what can happen when they do so.

Structure of the earth

The Earths Plates

Giant Jigsaw Puzzle

Continental Drift

• Movement at these plates is called continental drift

• Some plates are being pulled apart (diverging)• Some are being pushed together (converging)

• But how are they being moved??

• Convection currents

Convection Current Movement

Converging and Diverging

How successful have WE been?

Can you?• Recall the structure of the earth from S2

‘Earth Forces’• Recall that the earth’s plates• Understand how these plates can move and

what can happen when they do so.

Volcanoes

• Look at page 3

Pangea – the Super Continent

Mid Atlantic Ridge

• Complete class exercise 2

Pacific Ring of Fire

Next time....

We will learn about the inside of a volcanoParticipate in some active learning

Volcanoes, part 2

Success criteriaBy the end of this section you will have• Learnt about the inside of volcanoes• Improved your memory skills• Got to know each other a little bit better

through teamwork

HOMEWORK Class exercise 2, 3 and 4

LESSON 2

Mount St Helen

Success criteriaBy the end of this section you will have• Learnt about the eruption of Mount St Helens• The cause of the eruption, where the eruption

happened, the impact of the eruption.• Watched some media about the eruption• Tested your knowledge by answering some

questions from the Intermediate textbook

LESSON 3

H/WORK DUE!

Mount St Helen, cont

Success criteriaBy the end of this section you will have• Learnt about the aftermath of the eruption • Learnt about the Mt St Helen’s aid operation• Answered a series of questions to test your

understanding of this

LESSON 4

Other Eruptions

Success criteriaBy the end of this section you will have• Learnt about the danger of pyroclastic flow• Learnt about eruptions which have had

devastating pyroclastic flow activities

LESSON 5

Hazards Associated with Volcanic Eruptions

Take the heading above

Make a list of hazards that could be associated with a volcanic eruption

Tsunami FireMudslides /Lahars EarthquakesFamine Flooding

Earthquakes

Success criteriaBy the end of this section you will be/ have• Confident about the cause of earthquakes• Confident about the where earthquakes are

located• An understanding of new key vocabulary

associated with earthquakes

LESSON 6

Look at page 47 in the yellow booklet

Today’s work

Using yellow worksheetsRead over information on pages 47 -49Answer class exercise 9Read page 52

Textbook Work Read page 160-161Answer the questions (either on your worksheet or

in your jotter)