Answer: density
Explanation:google
Answer : The ratio of the mass of a substance to its volume is called density. ... The unit of mass is gram (g) and the unit of volume is milliliter (ml). So, the unit of density is g/ml.
9 electrons :) I can't give a sbs explanation but here we go
The cells get into your body by the lungs this answer is correct cause i had the same question and my teacher mark it correct