Scientists believe Mars once had thick clouds of carbon dioxide rings water oxygen

asked May 4, 2021 45.8k views

3 votes

Scientists believe Mars once had

thick clouds of carbon dioxide
rings
water
oxygen

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2 votes

Answer:

The answer is rings scientists believed mars once had rings

Step-by-step explanation:

Iasksillyquestions answered May 6, 2021

8.0k points

3 votes

Answer:

The correct answer would be option B. Scientists believed Mars once had water.

Step-by-step explanation:

Iibrahimbakr answered May 8, 2021

7.6k points

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