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.

Ex Input:
Question: Which is larger: the human sperm or the human egg? Answer: human egg

Ex Output:
A human sperm is a tiny cell with a tail. A human egg is much larger. Both cells are mature haploid gametes that are capable of fertilization. What process is shown in this photograph?.

Ex Input:
Question: What is produced when hydrogen gas and oxygen gas are ignited? Answer: water

Ex Output:
Hydrogen gas and oxygen gas are ignited to produce water.

Ex Input:
Question: What is the cause of most ocean waves? Answer: winds

Ex Output:
Most ocean waves are caused by winds. The size of a wave depends on how fast, how far, and how long the wind blows. Tsunamis are waves caused by earthquakes.