Answer: A. The wave carries molecules of air away from the source of the sound .
Explanation:
As Earth rotates, different parts of Earth receive sunlight or darkness, giving us day and night. Since different parts of Earth enter and exit daylight at different times, we need different time zones. In the late 1800s, a group of scientists figured out a way to divide the world into different time zones.
Answer:
The correct answer is - option A.
Explanation:
Price floor is a minimum price determined by the government at which a particular item can be sold. It is legal to sell the item on the minimum price which is often imposed by the government when farmers or sellers of the item convince that market price is not fair without a price floor.
In this case the farmers are farmers use improved, drought resistant seeds, which lowers the cost of growing soybeans which can transform the price floor.
Thus, the correct answer is - option A.
Answer:
Sewage treatment generally involves three stages, called primary, secondary and tertiary treatment. Primary treatment consists of temporarily holding the sewage in a quiescent basin where heavy solids can settle to the bottom while oil, grease and lighter solids float to the surface.
Explanation:
Hope that helps:)
Answer:
b. Increase in activity of glycogen phosphorylase.
Explanation:
Glycogen synthase exists in two forms which is phosphorylated form which is covalent modification of serine residues by ATP and dephosphoryated form which is obtained using phosphatase on phosphorylated form. Glycogen phophorylase catalyzes hydrolysis of glycogen which shortens glycogen molecules.
