Describe generally what happened to each spot of ink. each ink spot some distance and into different colors.

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.

16

explanation:

the marks go by 4s

answer seismograph;