Answer:
This would be the Waste Water Treatment act of 1972. This ensured that sewage was treated and not released into bodies of water which would eventually end up in our drinking water.
Explanation:
Answer:
It think it is the third option, since osmosis is not passive.
Explanation:
Easy
how many times will it double
80/20=4
double 4 times
2*2*2*2=16
16 of them after 80 mins
Answer:
If you are holding something cold you will feel cold.
Explanation:
C. Since they have to gain that skill.
