It's physical
a physical change, it's chemical formula is still H2O
Lightning is a physical change not a chemical change. Other things that are physical changes are breaking a bottle and melting ice.
It can be. Temperature increases usually induce physical changes in the broad sense. If the change in temperature merely induces a state change (for instance, the copper is melted - becoming a liquid) then it is purely a physical change. Presuming that heating will occur in the presence of air, it will also increase the rate of oxidation and, therefore, be indirectly inducing a chemical change.
it is chemical change
Sublimation is a physical change, as ALL changes of state of matter (boiling, freezing, condensing, melting) are physical.
Chemical change
Melting is a reversible change of state, whereas a chemical change is irreversible.
Melting is a physical change.
Melting is a physical change.
physical change according to physics nd chemical change according to chemistry
Melting is a physical change.
Melting is a physical change.
No, melting is a physical change.
it is a physical change
Melting is a physical change.
Melting is a physical change.
Melting is a physical change.