Cycles of Matter Content Practice A LESSON 2 carbon cycle

Name
Date
Class
Chapter 20
Content Practice A
LESSON 2
Cycles of Matter
Directions: Complete this concept map by choosing terms from the word bank and writing them in the
correct spaces.
carbon
cycle
elements
environment
life
nitrogen
oxygen
water
and many
m
including
u
,
, and
to maintain
a
Directions: On the line before each statement, write T if the statement is true or F if the statement is false.
1. Elements can be reduced to simpler substances with the use of special
chemicals.
2. Nitrogen and oxygen are the two most abundant gases in the atmosphere.
3. Plants release carbon dioxide as a by-product of their cellular processes.
4. The formation of clouds is a type of precipitation.
5. A cycle is something that is repeated over and over.
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Matter and Energy in the Environment
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endlessly through
h
the