Newly formed glacial ice has ________ ¹⁸O during warm eras and ________ ¹⁸O during cold eras.
A)more;less
B)less;more
C)stable;variable
D)variable;stable

Question

Quizplus · Accepted Answer

During warm eras, more ¹⁸O evaporates and precipitates, leading to higher ¹⁸O in glacial ice. During cold eras, less ¹⁸O evaporates, resulting in lower ¹⁸O in glacial ice.

Newly Formed Glacial Ice Has ________ ¹⁸O During Warm Eras