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that depends. changing the shape of glass is physical but if its a glass that can be effected by heat then if can be chemical. i would say its both.
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∙ 14y ago
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Why is bending a glass tube a physical change?
Cutting a glass tube is a physical change because the cut glass tube still has the same chemical composition as the uncut tube. Nothing has changed except the physical appearance of the glass tube.
Diamonds are used to scratch glass chemical or physical change?
This is a physical change. There is nothing that changes the components of either the diamond or the glass when the diamond is used to scratch glass.
Is etching glass with acid a chemical or physical change?
It is a physical change caused by chemicals. Chemical changes are phyiscal changes.
Is breaking glass a physical change?
Yes, as it's still glass. There is no chemical/molecular 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.
Why is bending a glass tube a physical change?
Cutting a glass tube is a physical change because the cut glass tube still has the same chemical composition as the uncut tube. Nothing has changed except the physical appearance of the glass tube.
Why should the softened glass be removed first from the flame before bending?
Because if you didn't the glass beaks MUCH easier, and will injure you.
Is breaking glass chemical or physical?
Breaking glass is a physical change, as it does not change the chemical composition of the material.
Breaking glass physical or chemical?
Physical
Is breaking glass is a physical or chemical change?
Purely physical.
How do you know that something has been though a physical change clues?
The clue for a physical change is that it only changes in a "physical" way, but it is still the same chemically. Ice melting (still water). Metal bending (still metal). Glass breaking (still glass).
Is glass of water sweating physical or chemical?
physical
Is a glass tube physical or chemical?
it is a physical object...
Is glass a chemical or physical change?
Glass is not a change of any sort. It is a mixture of substances that can undergo both physical and chemical changes
When glass brakes is it a physical change?
A glass breaking is a physical change because the chemical composition of the glass does not change.
What is wing apparatus in chemistry?
In chemistry, the wing tip apparatus is used to spread the flame over a large area on a glass tubing. This will result to a uniform bending in glass.
Is shattering a glass a chemical or physical change?
Shattered glass is a physical change because the identity of the glass does not change.
