As the human population increases, what impacts to the environment can occur?

i. increase reliance on fossil fuels
ii. introducing potentially harmful non-native species into communities
iii. eliminating natural predators
iv. increasing biodiversity

i, ii

i, iii, iv

i, ii, iv

i, ii, iii

i, ii, iii, iv

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.