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: Long distance runners try to maintain constant velocity with very little acceleration or deceleration to conserve what? Answer: energy

SOLUTION: Long distance runners try to maintain constant velocity with very little acceleration or deceleration to conserve energy.

PROBLEM: Question: What is a layer of saturated porous rock? Answer: an aquifer

SOLUTION: An aquifer is a layer of saturated porous rock. It lies below the water table. An impermeable layer, such as clay, is below the aquifer.

PROBLEM: Question: What is extracted from rock by heap leaching, flotation, or smelting? Answer: ore

SOLUTION:
Ore is extracted from rock by heap leaching, flotation, or smelting.

