Which of these is an example of a hypothesis? Add different kinds of soil to three potted plants.

Observe fish swimming up a stream.

Temperature changes may be due to wind patterns.

Wonder why some layers of rocks contain fossils.

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.