Answer:
D
Explanation:
An example of osmosis occurs when a sugar solution and water, top, are separated by a semipermeable membrane. The solution's large sugar molecules cannot pass through the membrane into the water. Another good example of osmosis would be dipping a sponge into water, because there is a higher concentration outside, so the water goes in and makes the sponge expand
I don't know if this is correct but I think A <span />
To protect the baby, it acts as a shock absorber.
The makeup of air/atmosphere,can change the pH.
For example, when the USA relied heavily on coal fired electric generating plants the air became acidic.
This polluted air would drift or be blown around the continent. When the rains came, “acid rain” would overwhelm many trees and other vegetation, harming it.
See pasted in below:
Normal, clean rain has a pH value of between 5.0 and 5.5, which is slightly acidic. However, when rain combines with sulfur dioxide or nitrogen oxides—produced from power plants and automobiles—the rain becomes much
Ur body won't be able to produce a way to remove waste like our pee