Answer:
1.Our results indicate that, at higher biodiversity, the impact of acidification on otherwise highly vulnerable key organisms can be reduced by 50 to >90%, depending on the species
2.Positive attitude is sometimes all it takes to turn a bad situation around. On the other side, a bad attitude can take a problem and quickly make it worse. Helps You Make Good Decisions – Anger clouds your judgement. When you let yourself get upset, you impact your ability to make good decisions.
a heterogeneous mixture is simply any mixture that is not uniform in composition , it's a non-uniform mixture of smaller constituent parts and maybe D
Salt and water is a homogeneous mixture. Sand and water,salad dressing,soil are heterogeneous mixtures.
D, because a medium is a state of matter (solid, liquid, or gas)