Introduction to Geography: People, Places, and Environment, Global Edition

Published by Pearson
ISBN 10: 1-29206-126-X
ISBN 13: 978-1-29206-126-9

Chapter 1 - Introduction to Geography - Review and Discussion Questions - Page 75: 7


The Earth's four physical systems are the atmosphere, the hydrosphere, the lithosphere, and the biosphere.

Work Step by Step

The Earth's four physical systems are as follows. The atmosphere, which encompasses the air surrounding planet earth. The hydrosphere, which encompasses water in vapor, liquid and solid form. The lithosphere, which encompasses the solid rock and sediments that compose our solid earth. The biosphere, which encompasses all of Earth's living organisms.
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