One group of students made a local watershed model. the watershed model was most likely used by the students to

investigate the amount of rain water used at the location

demonstrate pollution of water at the location

forecast the amount of precipitation falling at the location

forecast floods and droughts at the location

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Which proportionality applies to avogadro’s law?

If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?