Answer:
E- None of the above
Explanation:
None of those things are signs of global warming.
P.S - Check my answer first I am not 100 percent sure my answer is right but it is my best guess.
<span>A simulation is a model that imitates a real-world situation. </span>
I believe you use the pH scale with comparing acids and bases.
Answer:
friction is required to make an object slow down.
Explanation: