chemical -you cant turn the pancake back into an egg :)
Anything else then dropping it in molten gold is chemical
The answer is actually microorganisms.In school we did a topic about it so it will be chemicals. Aleema hope it helpedxx
Physical changes are like water turning into ice, they can be reversed. Chemical changes form a new substance. Soured milk can not be reversed, so it is chemical.
No its a chemical change because the acid in the rain reacts with the copper in the statue having a reaction oxidizing it and turning it green.
Physical
water turning to ice... water turning to vapor. candle wax turning from solid to liquid and then solid again... crumpling a paper is a physical while burning it is chemical...
Milk turning sour is a chemical change.
No, freezing water is not a chemical reaction. It is a physical change which water undergoes at temperatures below 0oC. At higher temperature the ice melts back to water again.
i think it is chemical but it may be physical.
This is a chemical change.
Chemical
yes. it is a chemical reaction