Children, even those that are vaccinated, may develop rotavirus disease more than once. That is because neither natural infection with rotavirus nor rotavirus vaccination provides full immunity (protection) from future infections. Usually a personâs first infection with rotavirus causes the most severe symptoms.
Because molecules move quicker at higher temperature, causing them to collides more. Since they collides more, reaction occurs to be a lot faster to. And that's why things dissolve quicker in hot water than in room temperature water.
Ways to Make Water Boil Faster. Using hot or warm water instead of cold water can decrease the time it takes for your water to boil. So will covering your water with a lid. In fact, there's a chance that covered cold water may boil faster than uncovered warm water.