Lesson 3.7.3

Lesson 3 - Earthquakes

Get Focused

In this lesson we will learn about earthquakes. We will investigate the different types of waves connected with earthquakes, the cause and propagation of earthquakes and how to measure the destructiveness of earthquakes.

Consider the following essential questions as you complete Lesson 3 :

  • What is a longitudinal wave ?
  • What is a transverse wave ?
  • What is a focal point ?
  • What is the Richter scale


Explore

Click on the link below to explore the lesson content

Lesson 3.7.3 Content Link

Vocabulary

Below is a link to the Science 20 Glossary. Make sure you can identify and define the terms within the glossary that correspond with this lesson.

Science 20 Glossary

 

Read Read

Read pages 342 - 351 in the Science 20 Textbook. There is a text link below

Lesson 3.7.3 Text

Video Watch and Listen

Video or multimedia content

Sci20 tut# 3.7.3 Tutorial Video

 

Self Check

Try the questions are page 351 of the Science 20 text book to check your understanding.

Reflect and Connect

Which waves type associated with earthquakes cause the most damage when they impact a populated area ? Post your answer to the discussion forum.

Module 7 : Lesson 3 Assignment.

Once you have completed all of the learning activities for this lesson, you can complete the online assignment.

Sci20 3.7.3 online assignment

Lesson Summary

In this lesson you learned about the causes, propogation and impact of earthquakes. You also learned about instruments that can be used to measure earthquake activity.

Lesson 4 will discuss tectonic movement and mountain building.