X=7(640) // X being the number of muffins made in a week, 7 being the number of days in a week, and 640 being the number of muffins made each day.
Answer:
radiometric dating methods
Explanation:
The oldest rock layer will be at the very bottom, and as time goes on, more layers will form making the top layer the youngest layer and the bottom layer the oldest. This method can determine the amount of radioactive decay of certain elements which can help them make a geologic time scale.
Generally speaking, precession is believed to <u>occur as a result of the gravitational forces exerted by the sun and moon as they revolve around the earth.</u> When an object revolves, its axis of rotation exhibits a nodding or swish motion. There is a wobble in the movement of precession. This phenomenon is caused by the gravitational pull exerted by one body upon another, resulting in nutation.
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to allow single-celled<span> organisms to produce useful products</span>
A very acidic level is 0 on the pH level. and a very basic pH level is 14. 7 on the pH scale is neutral. Anything lower than 7 is acidic, and anything higher than 7 is basic.
