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Is melting ice a chemical or physical change explain?
It is a physical change because when you have a chemical change it changes the properties and makes it into a new thing, and it can't be reversed. Physical changes are usually just changes of states (solid, liquid, gas) and a physical change can be reversed.
Is molded clay physical or chemical change?
physical, because it can be easily reversed
Is a given change a chemical or a physical change?
It depends. Physical can be easily reversed. Chemical is hard, if not impossible to reverse.
Give one example of physical change that could be easily reversed?
Change of state from a liquid to a solid and back again.
What are some characteristics for a physical change?
A physical change is a change that can be reversed easily and no new substances are made. Examples are state changes ie. solid to liquid or liquid to gas.
What are example of a physical change that can be reversed and an example of a physical change that cannot be reversed?
An example of a physical change that can be reversed is melting ice into water; this can be reversed by freezing the water back into ice. An example of a physical change that cannot be reversed is breaking a glass; once the glass is shattered, it cannot be returned to its original form.
Evaporation a physical change?
Yes, because it can be reversed by condensation. Physical change = Reversible Chemical change = Irreversible
Is melting ice a chemical or physical change explain?
It is a physical change because when you have a chemical change it changes the properties and makes it into a new thing, and it can't be reversed. Physical changes are usually just changes of states (solid, liquid, gas) and a physical change can be reversed.
Is molded clay physical or chemical change?
physical, because it can be easily reversed
Is a given change a chemical or a physical change?
It depends. Physical can be easily reversed. Chemical is hard, if not impossible to reverse.
Give one example of physical change that could be easily reversed?
Change of state from a liquid to a solid and back again.
When an egg is cooked is this a physical change?
Cooking an egg is a chemical change because it cannot be reversed.
Is anamolous expansion of water a chemical or a physical change?
physical change.the condition can be reversed by changing the temperature & it is only a temporary change.
Why physical change can easily be reversed but chemical change cannot?
Physical changes are generally easy to reverse because NO ENERGY is produced by the substance.A Chemical change cannot be reversed because ENERGY is produced by the substance forming a new substance.
Is transferring graphite from pencil to paper when writing a chemical or physical change?
physical change. You know that it is a physical change because it can be reversed. An example of a chemical change would be cooking an egg. Because you cannot reverse the process.
Is A log burned leaving ash a physical change?
No, it's a chemical change. A physical change is one which can be reversed. Like ice to water to ice etc.
If you set a glass of ice water outside and melts what kind of change has happened?
A physical change. It can be reversed.
