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∙ 13y agosolids, Liquid and Gas
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What are the signs of physical change from a chemical change?
Signs of physical change - Change in appearance,taste,display of substance Signs of chemical change- Change in chemical reaction
What are the signs of physical change and chemical change?
Physical Change: A change in which the atoms or molecules in a substance stay the same. Example: Ripping a piece of paper in half Chemical Change: A change that affects the type of molecules or atoms in a substance. Example: Burning wood The primary difference is that in a physical change, the composition of the substance remains the same, but in a chemical change, the composition of the substance changes.
Is origami a physical or chemical change?
It is a Physical change
Is carving a pumpkin a chemical change or physical?
It is a physical change.
A physical change that does not produce a new substance is called what?
physical change
What are the signs of physical change from a chemical change?
Signs of physical change - Change in appearance,taste,display of substance Signs of chemical change- Change in chemical reaction
What are three of the signs of physical dependence?
Withdrawal,Addiction, and Tolerance.
What three alteration signs are used to change a pitch?
what is the answer
What are the signs of a physical changes?
A physical change to a substance is a change in its state. This means that the substance goes from a solid to a liquid or gas, or vice versa.
What are signs a physical change has occured?
change in the form -in general can be indicated for the physical form. The substance may dissolve or its stage may change. If the change is physical, it should be reversable.
What are the three signs that a chemical change is occurring?
solid,liquid,or gas
What signs that a physical change has taken place in water?
hydrogen and oxygen gas are given off
What are 4 phicical changes?
A physical change is a substance that changes, and has the ability to change back into the same substance it was before. So signs of a physical change is: a) phase change b) shape change etc.....
What are three signs of physical abuse and three signs of emotional abuse?
Signs and symptoms of emotional abuse include, Name calling, Yelling, Insulting the person, Threatening the person or threatening to take away something that is important to them,Imitating or mocking the person,Swearing at them. Physical abuse includes fighting, beating or body harm.
What kind of change happens when the composition of a substance does not change?
Physical changes, such as the change from ice to water to steam; the compound remains as H2O in all three states.
what are the physical signs of high cholesterol?
what are the physical signs of high cholesterol?
Is melting wax a physical chemical or nuclear change?
This is a physical change, not a chemical change! It is because all the wax is still all there as for if it was a chemical change it would be all gone!Physical. Its physical state changed from solid to liquid. It's chemical make up remains the same.Melting wax is a chemical change because a new substance is forming. Trust me im intelligent and we just learned this in science.physical change :)It is a chemical change because it gives off heat even when it is burning. heat is one of the signs that tell whether it is physical or chemical change. The signs are heat , light's ,gas,discolor.Melting was would be a physical change-- no chemical reaction occurs when something melts or boils. A burning candle is a chemical change, both can occur at the same time.
