What do the solid white and red balls in this model represent? H
H— — О
A. Planets and
the Sun
B. Electrons
C. Molecules
D. Atoms
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c

Explanation:

C. Molecules

Explanation: Water is a compound that conatins molecules hydrogen and oxygen.

beta decay is the answer

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.