Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: The sun delivers power to the chemical factory chloroplasts.
[A]: What delivers power to the chemical factory chloroplasts?


[Q]: Over 90% of the energy we use comes originally from the sun.
[A]: Over 90% of the energy we use comes originally from what?


[Q]: In a glass of sweet tea the sugar is known as the solute and the water is known as the solvent.
[A]:
In a glass of sweet tea the sugar is known as the solute and the water is known as what?