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Explain physical change:
Plastic Surgery- Sometimes, but more oft then not.. No.
Body features and physical appearance from current- yes, you can lose weight or gain weight according to exercise and diet and other factors. you could change eye color by contact lenses or whiten your teeth. you could change your hair style and life style.
Some things cannot be undone- like.. you cannot undo undoing your virginity or chopping off a limb.
(good luck with that!!)
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∙ 12y ago
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Is making dough a chemical or physical reaction?
its a chemical reaction because you cannot undo it
Is evaporating sea water a physical chemical or nuclear change?
Evaporating seawater is a physical change. Physical changes affect the form, but not the chemical makeup of a substance. The sea water is undergoing a change in states of matter, not a chemical reaction. You can undo the change by condensing the evaporated water .
Is suntanning a physical change?
A physical change is something that you can undo as easily as its caused, such as making a salad, or getting dressed. A chemical change is something you cant reverse, like making a milkshake. You couldn't sepereate the. milkshake back into milk and ice cream. Same case as tanning, you cant just suck the melanin back out of your skin, making suntanning a chemical change.
Is it a physical change chemical change when salt dissolves in water?
Physical
Is carving plastic a physical change or chemical change?
physical change
Is mixing sugar and water a physical change or a chemical?
Physical change.
Is a riping fruit an example of chemical or physical change?
Chemical, because you cant undo it
Is heating sugar to make charcoal a chemical or physical change?
It is a chemical reaction and is undo able
Is heating sugar to make charcoal chemical or physical change?
It is a chemical reaction and is undo able
Is making dough a chemical or physical reaction?
its a chemical reaction because you cannot undo it
Is evaporating sea water a physical chemical or nuclear change?
Evaporating seawater is a physical change. Physical changes affect the form, but not the chemical makeup of a substance. The sea water is undergoing a change in states of matter, not a chemical reaction. You can undo the change by condensing the evaporated water .
Exameple of a physical change and a chemical change?
A physical change is a change that can be undone. A chemical change cannot be undone. An example of this would be dissolving salt in water. This is a physical change because if you let the water in the container evaporate the salt will be left behind. A chemical change would be like burning a piece of wood since you cannot undo the change taking place to the wood.
What is an exaple of physical change?
A type of change in which the form of matter is changed to another form is called a physical change. Thus the chemical change does not occur, but only a physical change occurs in it. Example: When ice melts into water When water is boiled, and it changes into water vapor.
Is water evaporating from a puddle a chemical change?
Evaporation of a pudle is a physical change,
When iron rusts is that a chemical or physical change?
It is a chemical change, the iron is being oxidized and forming rust. A good way to think about it is if you can undo it then it is a physical change. For example if you put salt in water, that is a physical change because you can boil off the water and get the salt back. Source: AP Chemistry
Is baking a cake batter a chemical or physical change?
Baking a cake is a chemical property because it is going from dough to cake or batter to cake.
Is composting leaves a physical or chemical change?
Chemical.
