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Is a exploding firecracker a physical or chemical change?
Although the firecracker gets its energy from a chemical reaction, most of the damage it does is physical from the shockwave coming from it as it explodes. Very near the explosion there will also be some chemical damage as the burning explosive can burn some its surroundings - and burns are a type of chemical damage.
Is breaking a lump of chalk to make powder a chemical reaction?
Breaking a lump of chalk into powder is a physical change, not a chemical reaction. The chemical composition of the chalk remains the same before and after breaking it into powder.
Is breaking of brick a chemical or physical change?
Breaking a brick is a physical change because it does not alter the chemical composition of the brick. The bricks remain chemically the same even after breaking into smaller pieces.
Is breaking a stick of gum a physical or chemical change?
Breaking a stick of gum is a physical change because the gum still retains its chemical composition even after it has been broken into smaller pieces. The breaking process only affects the physical properties of the gum, such as its shape and size, but does not change its chemical composition.
Is breaking a plate a chemical change?
No breaking a plate is a physical change. A chemical change is a change to a substance where its identity changes. When you break a plate you still have a plate not a new substance.
Is a firecracker explode a chemical or physical change?
Although the firecracker gets its energy from a chemical reaction, most of the damage it does is physical from the shockwave coming from it as it explodes. Very near the explosion there will also be some chemical damage as the burning explosive can burn some its surroundings - and burns are a type of chemical damage.
Is a exploding firecracker a physical or chemical change?
Although the firecracker gets its energy from a chemical reaction, most of the damage it does is physical from the shockwave coming from it as it explodes. Very near the explosion there will also be some chemical damage as the burning explosive can burn some its surroundings - and burns are a type of chemical damage.
Is breaking glass chemical or physical?
Breaking glass is a physical change, as it does not change the chemical composition of the material.
If a substance explodes when it reacts with water is it a chemical or physical change?
It is a chemical change because the reaction involves the breaking and forming of chemical bonds in order to create new substances. Physical changes typically involve changes in state or appearance without altering the chemical composition of the substances involved.
Breaking glass physical or chemical?
Physical
Is breaking down a physical or a chemical properties?
Since in breaking down there is no chemical change it's a physical change
Is breaking eggs a physical or chemical change?
Physical
Is the intestines breaking down food a physical change or a chemical change?
Physical or chemical
Is breaking a brick physical or chemical change?
This is a physical change.
Is breaking a balloon a physical or chemical change?
physical change
Is breaking a glass beaker chemical or physical?
Breaking, grinding, cracking are all examples of a physical change. The nature of the substance has not changed, just the size of the pieces has changed.
Is breaking a lump of chalk to make powder a chemical reaction?
Breaking a lump of chalk into powder is a physical change, not a chemical reaction. The chemical composition of the chalk remains the same before and after breaking it into powder.
