Which object used in an experiment can safely be recycled?
A B C D
an aluminum can a wet paper towel salt spilled onto a tabletop a broken graduated cylinder
Question: Which object used in an experiment can safely be recycled?
(A) an aluminum can
(B) a wet paper towel
(C) salt spilled onto a tabletop
(D) a broken graduated cylinder

Answer: (A) an aluminum can
Answer: (B) a wet paper towel
Question: Which object used in an experiment can safely be recycled?
(A) an aluminum can
(B) a wet paper towel
(C) salt spilled onto a tabletop
(D) a broken graduated cylinder
Answer: (A) an aluminum can