Module 8 - Changing Climates
| Site: | MoodleHUB.ca 🍁 |
| Course: | Science 20 RVS |
| Book: | Module 8 - Changing Climates |
| Printed by: | Guest user |
| Date: | Monday, 3 November 2025, 1:37 PM |
Description
Explore the chapters to learn the unit 1 content.
Module 8 - Changing Climates
In This Module
Introduction to the Module you will investigate changing climate by completing the following lessons and activities.
Outline the contents of the module by lesson, any resources etc.
Lesson 1 – The Great Cooling/ The Icy Epoche
Lesson 2 – Explaining and Predicting Climate Change
Lesson 3 - Unit Review
Once you have completed these lessons you will submit the assignment for each lesson and complete the unit 3 quiz.
After you have completed the quiz and the, your key contact can request password for the online Unit 3 exam.
Big Picture
Big Picture
The Earth's climate has not always been as we see it today. There have been periods when the climate of any particular area could have fluctuated from tropical to being covered by hundreds of feet of ice. Fossilized palm leaves have been found both in Greenland and Antarctica. What has been the cause of such dramatic climate change ? In this module we will look into various ice ages and examine climate change as we see it today.
Module 8 Inquiry
- What is an ice age ?
- What causes ice ages ?
- What is an epoche ?
- What are different factors that influence climate change ?
Lesson 3.8.1
Lesson 1- The Great Cooling/ The Icy Epoche
Get Focused
There have been periods in Earth's history when a large part of the planet was covered with a thick layer of ice. In this lesson we are going to investigate some of these periods and start to understand the dynamics of an ice age.
Consider the following essential questions as you complete Lesson 1:
- What is an ice age ?
- What causes ice ages ?
- What are the different kinds of glaciers ?
- When did ice ages occur in Earth's History
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.
Read
Read pages 368 - 381 in the Science 20 Textbook. There is a text link below
Watch and Listen
Self Check
You Can try the questions on page 381 to test your knowledge.
Reflect and Connect
What are thought to be the main causes of ice ages ? Investigate this question and post your answer and an explanation of your answer to the discussion forum.
Module 8 : Lesson 1 Assignment.
Once you have completed all of the learning activities for this lesson, you can complete the online assignment.
Lesson Summary
In this lesson you learned about the ice ages, when they occurred and what was left behind when they were finished.
Lesson 2 will look at climate change.
Lesson 3.8.2
Lesson 2 - Explaining and Predicting Climate Change
Get Focused
The Climate is in a constant state of change. Understanding and predicting climate change is something mankind has endevoured to do for quite some time. Today detailed climate change models have be constructed and have caused many people to become concerned. In this lesson we will examine the some of the evidence for climate change and it's causes.
Consider the following essential questions as you complete Lesson 2:
- What is climate ?
- What is the evidence for climate change ?
- Does everyone agree on the causes of climate change ?
- What are actions that mankind can do to affect climate change
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.
Read
Read pages 382 - 389 in the Science 20 Textbook. There is a text link below
Watch and Listen
Video or multimedia content
Self Check
Try the questions are page 389 of the Science 20 text book to check your understanding.
Reflect and Connect
The climate change discussion has been an emotional and controversial one. Based on your investigation of the evidence, what do think is the most effective response to climate change question ? Post your answer on the discussion forum.
Module 8 : Lesson 2 Assignment.
Once you have completed all of the learning activities for this lesson, you can complete the online assignment.
Lesson Summary
In this lesson you learned about the evidence for climate change and some of the theories about what is causing it.
In Lesson 3 you will review unit 3 concepts.
Unit 3 Review
Lesson 3 - Unit 3 Review
Get Focused
This lesson is focused on reviewing the topics covered in this unit
Consider the following essential questions as you complete Lesson 3:
- Have you mastered the terms present in the Science 20 glossary pertaining to modules 6-8 ?
- Are there any topics you may want to hear explained again (See video area)
- Did I do well on the lesson assignments or do my results indicate a need to revisit some of the lessons ?
Vocabulary
Science 20 Glossary . Science 20 Glossary
Watch and Listen
Below is a list of video tutorials that can be used to review the various topics.
Lesson 3.6.1 __ The Long Beginning
Lesson 3.6.4__Pinpointing Time
Lesson 3.7.1__Cambrian Explosion
Lesson 3.7.2__Petroleum Formation
Read
Read pages 296 - 389 of your Science 20 text book if you have not already done so.
Lesson Summary
In this lesson you reviewed Unit 3 content
In the next unit you will look at changes in living systems.
Module Summary and Assessment
Module Summary and Assessment
In this module you looked at some of the cause and effects of various ice ages. You also made connections with climate change experienced in the past with climate change that is occurring today and investigated mankinds role in climate change.
In unit 4 you will look at the changes in living systems.
Module Assessment
The assessment for this module includes the following.
In addition, the additional assessment for this unit includes the quiz and exam below.
Unit 3 exam or Unit 3 exam IPP
After you have completed the above assessment, you are ready for unit 4.
Unit 3 Conclusion
In this unit you have investigated various types of change and learned some ways that change is measured and/or estimated. We looked at information that can be gathered from various types of fossils as well as dating techniques that help us get a handle on the age of fossils and rocks. We also looked at factors connected with the creation of Earthquakes and how Earthquakes are analyzed and measured. Lastly we looked at the various factors thought to influence climate change.