Ch 15: Basic Concepts of Earth & Space

About This Chapter

Use these lessons to review information about the forces that shape Earth, both internally and on the surface. Find out about geographic coordinates, how the seasons occur and the structure of the solar system.

Basic Concepts of Earth & Space - Chapter Summary

In this chapter, you'll be able to brush up on your understanding of the fundamental principles of Earth sciences. Our instructors will show you about Earth's shape and the natural forces that can alter it. You'll look at the seasons and where they occur, and find out about time geography. Another lesson explores the components of our solar system. After watching these videos, you should be able to:

  • Explain latitude, longitude and elevation
  • Describe how density, gravity and stress affect the earth's shape
  • Tell about the internal and external forces that shape the earth
  • Define the geography of the four seasons
  • Understand Torsten Hagerstrand's studies of time geography
  • Outline the basic structure of the solar system

These lessons all include short quizzes that let you assess your knowledge and see where you require additional study. You can watch these lessons and take the quizzes on a computer or mobile device as your schedule permits.

6 Lessons in Chapter 15: Basic Concepts of Earth & Space
Test your knowledge with a 30-question chapter practice test
Geographic Coordinates: Latitude, Longitude & Elevation

1. Geographic Coordinates: Latitude, Longitude & Elevation

This lesson will seek to explain the geographic coordinate system. In doing so, it will explain latitude and longitude. It will also highlight the equator, the prime meridian, and the concept of elevation.

Shape of the Earth: Density, Stress & Gravity

2. Shape of the Earth: Density, Stress & Gravity

This lesson will seek to explain geodesy and the Earth's shape. In doing so, it will highlight the concepts of gravity, density, and stress, as well as the role they play in the field of geodesy.

The Dynamic Earth: Internal & External Forces that Shape Earth's Surface

3. The Dynamic Earth: Internal & External Forces that Shape Earth's Surface

There are many geologic processes that shape the surface of the Earth. Not only do they build and destroy a variety of landscapes, but they also give us clues to the interior of the Earth and the forces that exist there.

Geography of the Four Seasons

4. Geography of the Four Seasons

This lesson will explain how the earth's axis and rotation affect seasons. In doing this, it will also highlight the concept of the summer and winter solstices, as well as how seasons vary around the globe.

Time Geography: Torsten Hagerstrand's Works

5. Time Geography: Torsten Hagerstrand's Works

This lesson will explain time geography and the works of Torsten Hagerstrand. In doing so, it will highlight the effect of past decisions as well as capability, coupling, and authority constraints.

Solar System Overview

6. Solar System Overview

This lesson will go over the major aspects of our solar system, including the sun, planets, moons, asteroids, comets, meteors, meteorites, and meteoroids.

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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