Human activities have a tremendous impact on the carbon cycle. Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere. ... This extra carbon dioxide is lowering the ocean's pH, through a process called ocean acidification.

8 0

2 years ago

Stars which never disappear below the horizon are called:______ stars.

My name is Ann [436]

Answer:

Stars which never disappear below the horizon are called <u>circumpolar</u> stars.

4 0

2 years ago

What compound is always produced when an acid and a base are combined?

denis-greek [22]

Salt and water are formed

H₃PO₄ + 3KOH = K₃PO₄ + 3H₂O
CH₃COOH + NaOH = CH₃COONa + H₂O

5 0

2 years ago