Here's why:
* High Specific Heat Capacity: Water has a very high specific heat capacity. This means it takes a lot of energy to raise the temperature of water by a certain amount.
* Hydrogen Bonding: Water molecules form strong hydrogen bonds with each other. These bonds require a lot of energy to break, which is why water resists changes in temperature.
This property of water is very important for life on Earth. It helps to regulate temperatures in our bodies and in the environment.