Question: Q: Through what do moving particles transfer thermal energy?    Choices:  - plasma  - gas  - tissue  - fluid  A:
Answer: fluid

Question: Q: What term describes the number of items in a given area or volume?    Choices:  - alkalinity  - fraction  - density  - concentration  A:
Answer: concentration

Question: Q: What molecule is used for most energy functions in organisms?    Choices:  - DNA or deoxyribonucleic acid  - RNA or ribonucleic acid  - ADP or Adenosine Diphosphate  - atp or adenozine triphosphate  A:
Answer: