Lucille has been told she needs to improve her heart health, and she is ready to get started. there are many activities she is considering for her new routine, but she knows she must first calculate her target heart rate zone. to do this calculation, when is the best time for her to begin gathering data?

a. when she is resting
b. when she is working out
c. when she is at the gym
d. when she is finished working out

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

What is it called when lava when it erupts from the surface through volcanoes.

What does spontaneous generation mean?