Well, the only way you would get clouds is evaporation, a liquid to a gas. (Change of matter) the clouds would not turn into rain without percipitation, gas to water. (Change of matter.)
<em>Answer:</em>
<em>C. Mechanical energy transforms into chemical energy.</em>
<em>Explanation:</em>
<em>Mechanical energy is used to chew the food, which is made up of chemical bonds. When we chew, those bonds break, releasing chemical energy that we utilize and consume.</em>
<em>Hope this helped. Have a nice day.</em>
The correction answer is Alloy. If you look at the graph, and pay attention to the wording in the question, it says "using low force to move the ball." The best option for moving the ball with low force is Alloy. Hope this helps!