Answer:
the answer is atoms and molecules
87) A
88) D
89) B
90) E
91) C
<span>Other than rain what kinds of precipitation are there, the following includes: snow, hail, sleet. Precipitation refers to any things that falls down brought by a natural phenomenon because of a chemical reactions and settles to the bottom of a solution. The higher the degree of the precipitation, the bigger the area has that source.</span>
Answer:
2. they are the smallest unit of matter
