The dependant variable would be the salmon, because they depend on the water and pollution levels to give a result.
D.A decreased mental ability and uncontrollable movements
a chemical reaction plants use to create food
Answer: in the atom you can find: electrons and protons
Explanation:
You can find electrons in an atom because it is the negative energy that rounds the atom on the outside’s part.
Then, the protons are the positive energy that is on the atom’s inside.
Both of the energies are fused and it end on a neutron energy.
