No, phase changes in matter are not permanent. They can be reversed by providing or removing energy (such as heat) to the substance. For example, ice can melt into water when heat is applied, and the water can freeze back into ice when it is cooled.
because the ice can cool you down and its frozen and frozen things are cool and because ice has the ability to absorb more heat energy than water in scientific terms ice has a large latent heat of fusion which makes it a better cooling agent than water
Ice melts faster on foil because aluminum foil is a good conductor of heat. When ice is placed on foil, heat from the surrounding environment is quickly transferred to the ice, raising its temperature and causing it to melt more rapidly. Additionally, the smooth surface of foil allows for better contact and heat transfer compared to other materials, enhancing the melting process.
Heat because Ice and water would thaw out and begin to heat up
In an open container because the warm air can melt the ice faster.
Ice
Ice use is better for cold sores.
Sand abosorbs light better then ice. So the heat melts the ice.
The heat goes back to air
Heat, anti-inflammatories, and a muscle relaxer if you've got it. Like pinched nerves in the back (from disk herniations), a lot of the real pain from pinched neck nerves (which can indicate a disk problem in the cervical spine as well) comes from the muscles spasms caused by the nerve being compressed. Heat helps loosen the muscles, and allows for increased blood flow to the area to heal. If you do use cold (it does help some people, but it can irritate already sensitive nerves) use it for short periods, then add heat. What it boils down to is that the combination reduces the inflammation, relaxes the muscle spasms, and increases blood flow to promote faster healing.
Applying ice is generally better for reducing inflammation and pain in a sore heel. Heat may feel good temporarily, but it can potentially worsen the inflammation. It's recommended to ice the heel for about 15-20 minutes at a time, several times a day.
if your intention is to drain the abscess, heat. for pain relief, cold.
Ice melts faster on metal because metal is a good conductor of heat, allowing heat energy to transfer quickly to the ice. Plastic is a poor conductor of heat, so it retains heat better and slows down the melting process of ice.
I think you will be better off using a cream and ice! ( that's my opinion )
Use ice for injuries to calm down any damaged tissues that are inflamed or swollen. Use heat for sore muscles, chronic pain and stress.
Muscle spasms occur when a muscle is torn or overstretched. It starts with a muscle strain, known as a pulled muscle. The strains usually heal with time but if the pain is unbearable, patients may need to take pain medication along with applying ice or heat to relieve the pain.
clean ice reflects sunlight back into space and prevents heat buidup on ice, dirty ice has the opposite affect