PLEASE HELP ME FAST Surface water pooling on top of sediments indicates that

A. the sediments are porous.

B. the sediments are permeable.

C. the sediments have a large grain size.

D. the sediments are saturated.

How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.