In a way, it is both a phys. change and a chem. change. The physical change residing within the case of the explosive itself being torn to pieces by the sheer velocity and intensity of the explosion, and the chemical change in where the explosive within the casing reacts to the spark, gives off sound waves, heat, energy, etc. and turns to smoke.
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In a way, it is both a phys. change and a chem. change. The physical change residing within the case of the explosive itself being torn to pieces by the sheer velocity and intensity of the explosion, and the chemical change in where the explosive within the casing reacts to the spark, gives off sound waves, heat, energy, etc. and turns to smoke.
chemical change