TASK DEFINITION: Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
PROBLEM: Question: What is lava called before it reaches the surface of the earth? Answer: magma

SOLUTION: Minerals form as magma or lava cools.

PROBLEM: Question: What do sharks use to secrete salt to assist in osmoregulation? Answer: rectal gland

SOLUTION: animals exposed to similar levels of urea. Sharks are cartilaginous fish with a rectal gland to secrete salt and assist in osmoregulation.

PROBLEM: Question: What is it called when one or more ending digits are dropped to get the correct number of significant figures? Answer: rounding

SOLUTION:
Rounding is done when one or more ending digits are dropped to get the correct number of significant figures. Simple rules state when to round up and when to round down.