Population density is the characteristics of a population increase with plentiful of resources. Population density is the measurement of every person in the population per unit area or unit volume. It is applied to a living organism and most of the time on humans. It is also the number of people living in each unit of area such as a square mile.
Answer:
Appearance or texture
Explanation:
This is because when food coloring is mixed with water and oil, the oil and water cannot mix but the oil firms droplets. When the coloring is also added it will not mix because of water and oil and immiscible. Therefore, the physical property will be appearance, it appearance will differ than before and also there will be a change in texture.
Water.
osmosis always refers to the diffusion of WATER down a concentration gradient.
diffusion can be applied to any substance;
osmosis only applies to the diffusion of water.
in the situation described, osmosis occurs by water diffusing out of the plant, down the diffusion gradient (because the salt water effectively has a lower concentration of water than in the plant) and into the salt water.
T-rex lived in the Late Cretaceous period during the Mesozoic era. Dunno if this was precisely what you were looking for, but I hope it's helpful!
