Answer:
The temperature of the cold water is lower than the warm one. So, when we put the hand in the warm from the cold water, our hand will absorb heat, causing the hand to feel hot. Thus, we can conclude that the more heat it absorbs, the more hotter it is. Whereas the more heat it releases, the colder it is.
Answer:
The first one would describe it best
Explanation:
The second option sounds like a single displacement reaction
The third is a decomposition reaction
ANd the first is a combination reaction
The answer is A warm air rises cool air sinks
The less dense areas in a sound wave is called a rarefaction or rarefactions if there are multiple.
