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Chapter 2 Vocabulary

History of the Earth Vocab Chapter 2

QuestionAnswer
The layer of gases that surround the Earth. Atmosphere
The total volume of liquid or solid water on Earth. Includes oceans, rivers, lakes, icebergs, snow, groundwater. Hydrosphere
The collection of rock, soil, and core materials that make up the Earth. Geosphere
All forms of life in water, on land, and in air living on the Earth. Includes animals, plants, microscopic life, and any organic matter that has not yet decomposed. Biosphere
naturally related collection of physical items that are interrelated and affect each other System
The outer region of space surrounding the Earth in which the magnetic field of the Earth acts as a barrier to excess solar radiation. Magnetosphere
the force effect of gravity on an object’s mass Weight
the amount of matter in an object Mass
An object’s weight varies with the mass and it’s distance from the center of a gravitational object. As mass increases, weight increases, and as distance from the gravitational object increases, weight decreases Newton’s Law of Universal Gravitation
Created by: Mrs. G.
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