What is the initial horizontal velocity of a projectile launched from a building that is 127m high. It takes the projectile 5.1 seconds to reach the ground and it hits the ground 38m from the building.

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.

thats how its supposed to be