Which of the following statements describes weather? weather is the current conditions in the troposphere. weather is the average temperature of an area. weather is how many sunny days a place has in one year. weather is how much snow or rain a place gets in a year.

Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? a. nitrogen + hydrogen peroxide → hydrazine + water b. nitrogen + water → hydrazine + hydrogen peroxide c. hydrazine + hydrogen peroxide → nitrogen + water d. water + hydrogen peroxide → nitrogen + hydrazine

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?

In what part of the body does the most muscle activity happen?