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Ch 60: Atmospheric Changes - ORELA Middle Grades General Science

About This Chapter

In this chapter, you can strengthen your knowledge of atmospheric chances as you study for the ORELA Middle Grades General Science assessment. Engaging video lessons and short quizzes can aid in your preparations for the exam.

Atmospheric Changes - ORELA Middle Grades General Science - Chapter Summary

The ORELA Middle Grades General Science assessment explores a wide variety of subject areas, including atmospheric changes. Refresh your knowledge by watching the lessons in this chapter. In no time, you will be prepared to:

  • Describe the importance and harmful effects of thinning the ozone layer
  • Identify factors involved in climate change
  • List the natural factors that determine a region's climate change
  • Discuss the atmospheric causes of global warming and its effect on climate
  • Explain the effects of and mitigation strategies for global climate change
  • Define and identify types of air pollution
  • Analyze how developed and developing nations control air pollution

Watch the videos in any sequence that suits your studying needs. Revisit them often and utilize timelines to jump to key topics within any lessons you'd like to better understand.

Atmospheric Changes - ORELA Middle Grades General Science Objectives

Oregon has replaced the ORELA assessment with the NES Middle Grades General Science assessment. The goal of the test remains to gauge the comprehension of educators in Oregon to ensure they're prepared to teach general science to students in middle grades. You must score 228 or higher to pass the assessment.

The topics covered in this Atmospheric Changes chapter are found in the earth and space science content domain of the test, which constitutes approximately 25% of the total exam. Use the lessons to review the subject area, then take self-assessment quizzes and a chapter exam to reinforce concepts learned. The quizzes and exam are also similar in format to the 150 multiple-choice questions on the assessment and can prepare you for what to expect on test day.

7 Lessons in Chapter 60: Atmospheric Changes - ORELA Middle Grades General Science
Test your knowledge with a 30-question chapter practice test
The Ozone Layer: Importance and the Harmful Effects of Thinning

1. The Ozone Layer: Importance and the Harmful Effects of Thinning

In this lesson, you will learn the importance of the ozone layer and how it is depleted. You will also study the research and policy that has been instrumental in its recovery.

Factors Involved in Climate Change

2. Factors Involved in Climate Change

Our Earth's climate has changed many times in her 4.5 billion year lifetime. Discover the multiple factors that influence these changes and test your understanding with a short quiz.

Natural Factors That Determine a Region's Climate

3. Natural Factors That Determine a Region's Climate

Climate is influenced by factors like atmosphere, ocean currents, landforms and plate tectonics. This lesson explains how these effects affect our weather patterns, which determine climate.

Global Warming: Atmospheric Causes and Effect on Climate

4. Global Warming: Atmospheric Causes and Effect on Climate

Global warming is a multifaceted, complex issue. It involves both natural and human causes that can increase the amount of greenhouse gases. This lesson looks at some of the facts about global warming and how they could contribute to climate change.

Global Climate Change: Effects and Mitigation Strategies

5. Global Climate Change: Effects and Mitigation Strategies

In this video lesson, you will learn about the potential effects of global climate change. You will also learn how some are working to better understand climate change in order to slow the rate of temperature increase on Earth.

What Is Air Pollution? - Definition, Sources & Types

6. What Is Air Pollution? - Definition, Sources & Types

In this video lesson, you will learn about the sources and types of air pollution. You will be able to identify the six classes of air pollutants identified by the Environmental Protection Agency and the Clean Air Act of 1970.

Controlling Air Pollution: How Developed & Developing Nations Differ

7. Controlling Air Pollution: How Developed & Developing Nations Differ

In this lesson, you will learn how air pollution is controlled in developed and developing nations. You will also learn about the U.S. Clean Air Act and how it has evolved over the years to address air pollution in the United States.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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Other Chapters

Other chapters within the ORELA Middle Grades General Science: Practice & Study Guide course

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