geochemistry
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
The study of the chemical composition of the earth and the processes that shape it.
Test yourself
Which word fits the gap? "_____ helped researchers trace the volcanic ash back to its original source."
Answer: geochemistry
In your own words, what does "geochemistry" mean?
The study of the chemical composition of the earth and the processes that shape it.
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