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7th grade science 7.E.1- Earth Systems, Structures, and Processes Flashcards | StudBud
7th grade science 7.E.1- Earth Systems, Structures, and Processes
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Which four elements make up
most
of the human body?
A
oxygen, carbon, hydrogen, nitrogen
B
sulfur, phosphorous, calcium, nitrogen
C
silicon, calcium, oxygen, aluminum
D
carbon, sodium, hydrogen, oxygen
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