Part A
Identify the problem that a car bumper is meant to address.

The car bumper is designed to prevent or reduce physical damage to the front and rear ends of passenger motor vehicles in low speed collisions

Explanation:

m=9

step-by-step explanation:

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.