instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
The outer layer of the sun is made up of plasma.
answer:
What is the outer layer of the sun made up of?


question:
Plasma matter makes up most of the universe.
answer:
What type of matter makes up most of the universe?


question:
The size of the solute particles determines the rate of dissolving.
answer:
The size of the solute particles determines the rate of what?