You have been given an unknown plastic. You investigate and find out that the unknown plastic sinks in water but floats on dish soap. Which plastic do you have? A. PET B. HDPE C. PVC D. PS

C3h8o3 - glycerol major species present when dissolved in water

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.

Northern was a learned a fairly cold climate caused by see one from the atlantic ocean, but se was real and tends to be much warmer, sonia look good causes difference. a. cool wins cannot blow across a leg into the south mountains, b. prevent cold air from blowing over into south sea, c.the south is at much higher elevation, so it is closer to the sun, d. suppose early and has a sperience a drastic climate change in the past few years.