Question 1 of 10
2 Points
What does a positive AH look like on a potential energy diagram?

A. The potential energy of the products is equal to the potential
energy of the reactants.

B. The potential energy of the products is greater than the potential
energy of the reactants.

C. The potential energy of the reactants is greater than the potential
energy of the products.

D. The activation energy of the reactants is less than the activation
energy of the products.

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 a little if u want the answer just look it up on google thats what i do haha : )

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).