instruction:
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.
question:
Question: Fertilization is the union of a sperm and egg, resulting in the formation of what? Answer: a zygote
answer:
Fertilization is the union of a sperm and egg, resulting in the formation of a zygote.

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Question: Platforms, arches, and sea stacks are all landforms created by what? Answer: erosion
answer:
Some landforms created by erosion are platforms, arches, and sea stacks.

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Question: What kind of radiation is greatest at the equator and lessens toward the poles? Answer: solar radiation
answer:
The amount of solar radiation a place receives is greatest at the Equator and lessens toward the poles.