Consider this statement: air is matter. which facts best support the statement?
balloons can be filled with air.
air is essential for life to exist.
air has mass.
air is not an element.
to float on air is to be happy.
air can’t be seen.

Are produced in the light reactions and used in the calvin cycle. a)nadh and atp b)electrons and sugar c)nadt+ and adp d)sugar molecules

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.

Which of the following organisms are capable of self-fertilization? a.plants b.tigers c.humans