- What happens when hot and cold water mix?
- Does drinking cold water affect taking your temperature?
- Is it good to mix hot and cold water?
- Is 99.7 considered a fever?
- Is cold water or room temp better?
- How long after drinking water should I take my temperature?
- What happens to thermal energy when hot and cold water are mixed?
- Does sugar dissolve more quickly in warm or cool water?
- What happened when you placed your hands from the hot and cold water to the lukewarm water?
- Why do molecules move faster in hot water?
- Does hot water tend to rise or sink?
What happens when hot and cold water mix?
So hot water is less dense than cold water.
When you put the two together with the hot water on the bottom, the hot water rises to the top, mixing with the cold water along the way and creating purple water..
Does drinking cold water affect taking your temperature?
Drinking cold water lowers the body temperature and takes a fever down. Staying hydrated at any time is important, but when the body is in distress, using the cold water helps tremendously.
Is it good to mix hot and cold water?
Mixing hot and cold water is of absolutely no consequence just because of the temperature differences. … The hot water is much more likely to have contaminants leached from the water pipes. So, you can take cold water and heat it, then mix it with cold water and everything is fine.
Is 99.7 considered a fever?
Fever. In most adults, an oral or axillary temperature above 37.6°C (99.7°F) or a rectal or ear temperature above 38.1°C (100.6°F) is considered a fever. A child has a fever when his or her rectal temperature is 38°C (100.4°F) or higher or armpit (axillary) temperature is 37.6°C (99.7°F) or higher.
Is cold water or room temp better?
If we’re just going about our day to day routines, cold water is best. Water between 50 and 72 degrees allows our bodies to rehydrate faster because it is absorbed more quickly. Many people think that drinking cold water will help them lose weight faster because the body has to work harder to warm it.
How long after drinking water should I take my temperature?
Always clean the thermometer before and after using. You can use cool, soapy water or rubbing alcohol. Wait at least 1 hour after heavy exercise or a hot bath before measuring body temperature. Wait for 20 to 30 minutes after smoking, eating, or drinking a hot or cold liquid.
What happens to thermal energy when hot and cold water are mixed?
So when we mix hot water with cold water there will be a transfer or thermal energy from hot to cold, or a flow of heat from hot to cold. It takes about 4,186 Joules to heat up 1 kilogram of water by 1°C. That might not be an easy number to remember.
Does sugar dissolve more quickly in warm or cool water?
Sugar dissolves faster in hot water than it does in cold water because hot water has more energy than cold water. When water is heated, the molecules gain energy and, thus, move faster. As they move faster, they come into contact with the sugar more often, causing it to dissolve faster.
What happened when you placed your hands from the hot and cold water to the lukewarm water?
When you put your hands into the medium temperature water, the hand that’s been in the cold water feels warmer while the one that was in the warm water feels cold, even though they are both feeling water that is the same temperature.
Why do molecules move faster in hot water?
Molecules that make up matter move faster when they are warmer because they have more thermal energy and slower when they are colder because they have less thermal energy. In this experiment, the molecules in the hot water are moving around much faster than the molecules in the cold water.
Does hot water tend to rise or sink?
Any object or substance that is less dense than a fluid will float in that fluid, so hot water rises (floats) in colder water. … Any object or substance that is more dense than a fluid will sink in that fluid, so cold water sinks in warmer water. Hot air rises and cold air descends for exactly the same reason.