Safe practices in the laboratory include all of these except
A: performing each step quickly.

Which is considered a nonrenewable resource?
A: oil

One similarity between a small, solid sample of aluminum and a large, liquid sample of aluminum is that both samples have
A: a definite volume.

Before letting students use hammers to investigate how various minerals break, which question would the teacher most likely ask?
A:
Is everyone wearing goggles?