Recycling, riding bikes instead of using cars all the time, and use reusable straws and water bottles.
Answer:
I dont see anything. What is it?
Explanation:
If what I got was right, I got 260.
Answer:
D. The beginning of the Mongolian tribute empire
Explanation:
This changed the sociopolitical because the mongolians went into to cities so they could build an empire destroying and killing numerous innocent people. I strongly think this is the answer because in Baghdad it was the most civilized became ruins in just a matter of days when the Mongolians came.
Answer:
0.95 kPa
Explanation:

(4.0)(1.9) = (
)(8.0)
kPa
-- However, you should see that when the volume increases (doubles, in this case) you will divide the original pressure value by 2. Pressure and volume are inversely related.