Boiling water
physical change or chemical change
Boiling water is a physical change.
frying eggs
physical change or chemical change
Frying eggs is a combination of physical and chemical changes. The physical change occurs when the heat from the cooking process causes the eggs to coagulate and solidify. The chemical change occurs when the proteins in the eggs undergo denaturation, which results in a change in their structure and properties.
Dissolving dye
physical change or chemical change
Dissolving dye is a physical change. When a dye is dissolved in a solvent such as water, it forms a homogeneous solution. The individual dye molecules do not chemically change their composition during the process of dissolution.
Melting wax
physical change or chemical change