You notice the line of mercury in your barometer is all the way to the top-30 inches. is this high or low? what kind of weather should you expect?
a. high; bad weather
b. high; good weather
c. low; bad weather
d. low; good weather

All phases of matter may have a fixed mass

Australopithecus robustus was likely the longest-surviving species of australopithecine in south africa. it had: a. large molars, a big face, and a sagittal crest. b. a large body, large teeth, and a sagittal crest. c. a big brain, big teeth, and a big face. d. a big face, large teeth, and a large body

What is the next step in muscle contraction after the actin changes shape