What environmental change happens when the number of prey in a certain area decreases? Climate change
Increased predators
Pollution
Reduced space

Pollution i think

Explanation:

Question:

What environmental change happens when the number of prey in a certain area decreases?

C) Pollution.

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

the atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons