How can biologists meet the needs of people who live in hot, dry environments?

by designing new solar-powered ovens

by developing crops that need less water

by building more efficient air conditioners

by manufacturing new containers for storing water

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.