Nothing really big... It floats because of density not surface tension.
But You can try and discover what will happen. :)
( P.S if you'll drop soapstone it will probably create nice waves... )
The answer is A. Man-made
Answer: phytoplankton
Explanation: shrimp and krill are primary consumers. Primary consumers rely on producers for food. Phytoplankton are producers.
Answer:
Yes. Indeed they are...(?)
Answer:

Explanation:
We recognize that total occurrence equals new cases of disease over time divided by the number of people at risk at the onset.
Mathematically:

Given that:
Number of the population at risk = 1000 individuals
New cases during Jan 1 - Dec 31 = 60 because;
At 20 occurred on June 30 & 40 on Sept. 30) & no new cases were identified after that:
∴
