Answer:
D
Explanation:
Bacteria, air, animals, plants
<span>The average human red blood cell is roughly 6 to 8 micrometers wide. The width of a pin is this problem is defined as 1000 micrometers. Assuming we use the smallest size of a blood cell, then we divide 1000 by 6, and we find that roughly 166.66 (or 166 if you are rounding down) red blood cells will fit.</span>
Answer:
bacteria
Explanation:
Thats just an assumption. I may be wrong but I think its bacteria.
Answer:
Ice floats on water because it is less dense than water. When water freezes into its solid form, its molecules are able to form more stable hydrogen bonds locking them into positions. ... Ice floats on water because it is less dense than water.