According to the following position vs. time graph the bicyclist was

a) moving at a constant speed for the first 2 seconds, then began to speed.

b) not moving for the first 2 seconds, then begin moving and continue to gain speed.

c) slowing down for the first two seconds, then begin moving at a constant speed.

d) not moving for the first two seconds, then begin moving at the constant speed.

According to the following position vs. Time graph the bicyclist was : D

D. Not moving for the first two seconds, then begin moving at the constant speed.

Explanation:

Along Y-axis = Distance in meters

Along X-axis = Time taken in second

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.