1.WHICH IS NOT a physical change?
A. fireworks display
B.Cutting wood
C.drying of clothes
D.cuttingof toe nails
2.Which is not a chemical change?
A.mixing sugar and water
B.melting of lighted candle
C.digestion of food in the stomach
D.photosynthesis in the leaves of planta
3.what process is a physical change?
A.oxidation
B.combustion
C.evaporation
D.decomposition
4.what process is a chemical change?
A.Condensation
B.despotion
C.sublination
D.decompostion
5.what can be a harmful product of change
A.clothing
B.water cycle
C.photosynthesis
Pollution in land ,water, and air​