Earthquakes

EarthquaEarthquakeskes

This six minute talk is about This six minute talk is about earthquakes in general.earthquakes in general.

A road after A road after an earthquakean earthquake

IntroductionIntroduction

An earthquake is a sudden movement of the ground.

We are going to talk to you about earthquakes.

The CauseThe Cause

The EffectThe Effect

The effects of earthquakes vary. This is a result of a variety of things such as the strength of the earthquake, the amount of people in the area and the level of development in the area where the earthquake struck.

Measuring EarthquakesMeasuring Earthquakes

The magnitude of earthquakes is measured with a seismometer.

A horizontal seismometer

Did You Know Facts

Some international schools have earthquake drills every now and then?

Earthquakes under the ocean cause tsunamis?The largest earthquake ever recorded had a

magnitude of 9.5 out of 10 in southern Chile? Over 2,000 people died and 2,000,000 were left homeless. It also caused a tsunami in Japan!

An earthquake

drill

Major Earthquake Locations

These are some of the major earthquake locations:

• China (the latest victim of earthquakes)

• Chile• Turkey• America• Japan• Indonesia

Word Searchs e i s m o m e t e r

a f t m a l u a d v i

w f j d g s t r u c k

c e e c n f y t i x r

o c s l i k b h q r y

w t o n t h a q q z d

a k p x u z g u b k m

e g n h d p j a g n e

l h v s e b m k s t w

o j f c a u s e p x i

r q u t c f v y u a z

Seismometer

Effect

Earthquake

Cause

Magnitude

QuestionsWhat do you measure earthquakes with?SeismometersEarthquakes happen along what?Plate marginsWhere has the latest earthquake in the

world hit?ChinaWhat does magnitude mean?Size of the earthquakeWhere was the largest earthquake

recorded?Southern Chile

Information from: bennett.karoo.net/topics/earthquakes

Pictures from:images.google.com

Video from:teachertube.com

References

Glossary

• Magnitude – size• Seismometer – a machine used to

measure movement in the earth’s surface

Natural Disasters Video

Click this link to see video:

Please note that the title is in French.Translation of the title: Natural

Disasters(We are only going to show thirty

seconds of the video. Sorry for any inconvenience.)

Thank you for listening We hope you learnt something today

and hope you have enjoyed our talk.

Information researched by

Caitlin

Pictures found by Jenny