Answer:
smog
Explanation:
Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.
Answer:
Fossils of Ambulocetus
Explanation:
Fossils of Ambulocetus show that it was about 3 meters long. It had hind legs which were more suited for swimming than for walking. It could hear very well under water, and its teeth resembled those of modern cetaceans. Its limb anatomy suggests that it was slow on land and in the water.
Answer:
The movement of ions or molecules across a cell membrane into a region of higher concentration
The answer to this would be C.
As children grow, they gain more cells due to multiplication.
Answer:
It says that what happens to the mass of copper sulphate which is already dissolved in any kind of solution when the temperature increases.
