Respuesta :
Answer:
C
Explanation:
when the ice freezes, air bubbles and dust get trapped inside from millions of years ago, by measuring levels of certain elements/gases in the air bubbles, or molecules in the ice you can figure out a little bit about what the past climate was
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Also, you could NEVER guess where i learned this from, if u wanna know, leave a comment :)
Answer:
C
Explanation:
Geologists study the ancient layers of ice that form glaciers. The layers provide clues to the Earth's climate over the years.