Which method reduces carbon dioxide emissions by storing carbon dioxide for a long time?
a.
biological action
b. carbon sequestration
c.
incineration
d. composting
e.
emission control system

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

What is the relation between concentration of reactants and the rate of chemical reaction?