Answer:Sand and other particles are buried, compacted, and cemented together.
Explanation:
C the decrease in body temperature
In the deepest part of the water.
Answer:
Because this offers a control for your experiment.
Explanation:
If you are testing the effects of an enzyme, you need to have a control to compare your results with to see if the enzyme is truly what is causing the phenomenon.
Answer:
Because we can't see and count all the fish, scientists collect data from multiple sources. ... They then feed these data into computer models to generate assessments of the population as a whole.
Explanation: