Answer:
As the molecules of a liquid are cooled they slow down. As the molecules slow down they take up less volume. Taking up less room because of the molecules lower energy causes the liquid to contract.
Explanation:
The centers for disease control and prevention (CDC) develops recommendations for water fluoridation along with technical requirements for each major compound used.
<h3>What is meant by water fluoridation?</h3>
Almost all water contains some fluoride, but usually not enough to prevent tooth decay. Fluoride can also be added to drinking water supplies as a public health measure for reducing cavities. Water fluoridation is the process of adding fluoride to the water supply so the level reaches approximately 0.7 ppm or 0.7 milligrams of fluoride per liter of water, this is the optimal level for preventing tooth decay.
To learn more about water fluoridation, visit:
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let the actual height of car be x
now, according to question,
<h3>Heya</h3><h3>Here is your answer</h3><h3>________________</h3><h3></h3><h3>A temperature of 20°C is equivalent to approximately 68 degree Fahrenheit (standard room temperature).</h3><h3></h3><h3>==================</h3><h3></h3><h3>Hope this helped!!!</h3><h3>Happy to help :)</h3>