What causes consumption (tuberculosis of the lungs)?
If we could determinewhat causes are correctly assigned to what effects, and what effects to what causes, we should be virtually acquainted with the whole course of nature.
In regard to Desire, they will have to examine what objects we desire naturally, and by what causes we are made to desire things originally indifferent, or even disagreeable to us; and so forth.
What causes musquitoes to come in rain water caught in a glass, covered over immediately with oil paper, tied down and so kept till full of these winged torments?
What causes frogs to come in drops of rain, or those drops of rain to turn to frogs, the moment they are on the earth?
Suppose, again, we answer that both are modes of motion, we only come to the further question, what causes motion?
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "what causes" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.