laurydamas2002
03.07.2020 •
Biology
Why is an extra day added to the calendar every 4 years? A. Earth's day is actually less than 24 hours long. B. Earth's day is actually more than 24 hours long. C. Earth's year is actually less than 365 days long. D. Earth's year is actually more than 365 days long. Halpp pwease! :>
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Ответ:
Explanation:
Earth's year is actually more than 365 days long. It is 365.25 days long. The .25 results in an extra day after four years
Ответ:
The process of synthesizing organic molecules from a mixture of gases has been successfully modeled in the laboratory. Amino acids spontaneously form from molecules in the atmosphere today.
Explanation: