<span>I believe its, the federal principle or system of government. Hope this can help!! >-<</span>
The temperature decreases because there is no ozone in the mesosphere and the amount of air is decreasing.
The answer would b B, a leaf blowing across a field.
hope this helps.
Chemical<span> reactions takes place in plants and animals, this result in the formation of substances in some plants and animals that can be used to treat illness. </span>Chemistry<span>is </span>important<span> to everyday </span>life<span>, because it provides medicine. The food we consume each day comes directly from </span>chemical<span> processes.</span>
You can use a graduated cylinder.