What is the smallest unit of matter that an element can be broken down into and still retain characteristic chemical properties?

A. atom
B. proton
C. compound
D. electron


Answer: A

Environmental & Atmospheric Sciences

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Fill in the blank(s) with the appropriate word(s).

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What type of radiation leaves Earth as outgoing waves?

a. visible radiation b. ultraviolet radiation c. infrared radiation d. microwave radiation e. gamma radiation

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Discuss the various phases of orogenic activity that are part of the Cordilleran orogeny. What will be an ideal response?

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