Warmer temperatures generally mean that the ratio of oxygen-18 to oxygen-16 ____________ in both ice forming and in the calcite shells grown by plankton.
A) decreases a relatively small amount
B) does not change
C) increases a relatively small amount
D) increases a large amount

Question

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The Answer of Warmer temperatures generally mean that the ratio of oxygen-18 to oxygen-16 ____________ in both ice forming and in the calcite shells grown by plankton.
A) decreases a relatively small amount
B) does not change
C) increases a relatively small amount
D) increases a large amount

Warmer Temperatures Generally Mean That the Ratio of Oxygen-18 to Oxygen-16