If the original amount of energy found in the producer trophic level is 100 kcal how much is passed on to the primary consumer trophic level? how does this amount limit the number if members is in the next higher level?

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

Anton created a chart listing different types of materials. which best complete the chart?

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes