2 years ago

What can antarctic ice core samples tell us about atmospheric co2 levels? select all that apply.

1 answer:

4 0

CO2 ice core data confirms CO2 measurements taken directly from the atmosphere. Ice cores can help scientists estimate atmospheric CO2 levels from centuries ago.

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klasskru [66]

Answer:

C) 43.96

Step-by-step explanation:

1. Use the formula to find the circumference of a circle whic is C= πR

2. First multiply the radius (7 in) by 2

3. 7 x 2 = 14

4. Then multiply 14 by 3.14

5. 14 x 3.14 = 43.96

5. There's your answer :)

Hope this helps :)

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Step-by-step explanation:

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