Ch 10: MTLE Middle Level Science: Human Interactions with Earth Systems

About This Chapter

The lessons in this chapter will help you refresh your understanding of the impact humans have on the systems of Earth so you can prepare for related questions on the MTLE Middle Level Science exam.

MTLE Middle Level Science: Human Interactions with Earth Systems - Chapter Summary

Use this chapter to review the different spheres of the Earth and learn about the impact that we, as humans, have on our environment. As you get ready to pass the MTLE Middle Level Science exam, you will explore:

  • Environmental health and the effects of humans on the environment
  • The Earth's four spheres
  • The interactions of the Earth's spheres
  • Atmosphere
  • Lithosphere
  • Hydrosphere
  • Water pollution
  • Air pollution

The lessons in this chapter have been designed to allow you to review the specific material you may encounter on the exam. You will find a short video in each lesson that helps to illustrate the information. A transcript of the video is included for text-based learning. You can take a self-assessment quiz at the end of each chapter to apply what you've learned and practice for the exam.

MTLE Middle Level Science: Human Interactions with Earth Systems Chapter Objectives

The MTLE Middle Level Science exam is administered to educators in Minnesota who are hoping to teach science courses to middle school students. The exam contains two subtests and each of the subtests cover two main areas of content. The material reviewed in this chapter will prepare you for questions related to Earth and space systems. This content area accounts for 57% of Subtest 1's total score.

The MTLE Middle Level Science exam's two subtests each contain approximately 50 multiple-choice questions. You will have one hour to complete each subtest. They can be taken separately or on the same day. You will need a score of 240 or higher on each of the subtests to qualify for certification.

9 Lessons in Chapter 10: MTLE Middle Level Science: Human Interactions with Earth Systems
Test your knowledge with a 30-question chapter practice test
What Is Environmental Health? Definition, Types & Sources

1. What Is Environmental Health? Definition, Types & Sources

In this video lesson, you will learn about environmental health. You will also learn about threats to environmental health and how to distinguish between different categories of environmental hazards.

Human Impacts on the Environment

2. Human Impacts on the Environment

The human population continues to grow, but the size of Earth and the resources available for our use are limited. Humans greatly impact the world around them, and our actions can and often do have dramatic and long-lasting consequences.

The Four Spheres of Earth: Geosphere, Hydrosphere, Biosphere, and Atmosphere

3. The Four Spheres of Earth: Geosphere, Hydrosphere, Biosphere, and Atmosphere

Earth is made up of four distinct yet connect spheres. In this video lesson, you will learn about where each sphere is found on Earth, as well as some features commonly found in each.

Interactions of Earth's Spheres: Purpose and Examples

4. Interactions of Earth's Spheres: Purpose and Examples

The four spheres of Earth drive all of its processes and support life on our unique planet. In this video lesson, you will see examples of how Earth's spheres interact with each other to form an overall complex and connected system.

The Atmosphere on Earth

5. The Atmosphere on Earth

This lesson describes the evolution of the Earth's atmosphere, from its ancient past to the present day to how it's being changed by humans today. You'll learn about how outgassing, photosynthesis, and oceans all played a role in its formation, what air is composed of, and the real effect of human pollution on our changing atmosphere.

The Lithosphere: Definition & Composition

6. The Lithosphere: Definition & Composition

The lithosphere is where we live. It is also the source of many geologic events that affect us. In this lesson, you will learn more about this important part of our planet.

What is the Hydrosphere? - Definition & Examples

7. What is the Hydrosphere? - Definition & Examples

Have you ever wondered how much water is on Earth? In this lesson, we will trace how water travels around Earth. You will learn the definition of a hydrosphere and take a quiz to test your knowledge.

Water Pollution: Definition, Types, and Sources

8. Water Pollution: Definition, Types, and Sources

In this lesson, you will learn about the different types and sources of water pollution. You will gain an understanding of both surface water and groundwater pollution and the similarities and differences between them.

What Is Air Pollution? - Definition, Sources & Types

9. 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.

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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