3.  A. The air pressure is lower  B. The volume is lower  C. The volume is higher  D. The air pressure is higher

5.  A. A liquid to a solid  B. A warmer substance to a cooler substance  C. A cooler substance to a warmer substance  D. One substance to another substance having he same temperature

7.  A. it increases  B. It decreases  C. It stays the same

46.  Bose Einstein Condensate  Plasma  Gas  Liquid  Solid

51.  A. Adding more gas  B. Reducing the volume  C. Decreasing the temperature