Like you might have studied. Heated hair expands while colder air contracts. So, the sound isn't able to move as efficiently in cold air than it would in warmer air.
It’s because unlike twins the regular siblings aren’t born on the same date or a couple minutes apart, but rather a couple years old or younger.
The answer should be A. Active transport
Answer:
scientific method
Explanation:
the process used to.observe and test hypothesis
<span>The correct answer is B. Lack of water. When there's no water and you start to dehydrate, your salivary glands start working extra hard because your mouth can't be dry and the salivary glands produce saliva to keep the mouth and the throat dry. If your throat and mouth are dry you can't even swallow.</span>
