Answer:
<u>Mass</u>
measures in kg
does not change when gravity changes
amount of matter
<u>Weight</u>
measures in Newtons
changes when gravity changes
gravitational force
Gene flow also know as gene migration is the transfer of genetic variations or characteristics from one population to another. The gene flow can be well illustrated using a flock of geese. A flock of geese migrate and enter into the territory of another flock of geese and start interbreeding. This will result to transfer of the different genes into the off springs.
Answer: "coprolites" .
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This is important in science and engineering because no measuring device can make a measurement with 100% precision. Using Significant figures allows the scientist to know how precise the answer is, or how much uncertainty there is.