Gordon adds a piece of solid zinc metal to a beaker of hydrochloric acid. He identifies the products as zinc chloride and hydrogen gas. Which process took place in the beaker?

A. evaporation

B. condensation

C. a physical change

D. a chemical change

Which statement best describes the organisms that live in a watershed? A. They are closely connected. B. They are protected from pollution. C. They are only found in wetland areas. D. They are in extreme danger from floods.

What effect does an existing soil presence have on theseralstages ofsecondary succession and the time it takes toreturn tothe climaxcommunity compared to primary succession?

In humans, a combination of XX chromosomes results in a female zygote and that of XY results in a male zygote. From whom does a male zygote inherit an X chromosome

Which of these is an important function of salt marshes, such as the one on the Cape Hatteras National Seashore in North Carolina?

How would you describe the measure of entropy in an organism

What process takes place in the large intestine?

Which cell structures are found in plant cells, but not in animal cells?

Even though Lebron is a great basketball player, he only won 1 championship ring. Not winning is making him depressed and therefore makes him want to eat a lot of lipids.

When pushing a child on a swing, you must give them a push periodically to keep them moving. This seems to go against the law of inertia and the conservation of energy. Why does the child need a push periodically to keep moving.

Cholesterol is repelled by water and can be found between the layers of the phospholipids in the plasma membrane. What can be concluded from this information? Question 14 options: A high cholesterol diet should be avoided. Cholesterol is nonpolar.