0
physical changes~ cutting of paper, parked car, melting butter, flat Basketball, and broken glass.
chemical changes~burning gas, reacting iron with sulfur, vaporizing water.
Wiki User
∙ 11y ago
Wiki User
∙ 11y agogo to twitter .com
Add your answer:
Earn +20 pts
List the physical and chemical changes that occur when gasoline enters an automobile engine and burns?
it is a chemical change because it causing the fuel to burn
Is etching glass with acid a chemical or physical change?
It is a physical change caused by chemicals. Chemical changes are phyiscal changes.
Two changes that are harmful?
Physical and chemical changes are harmful to us.
Is water condensing a chemical change?
No, it is a Physical Change. Physical Changes are concerned with energy and states of matter. A physical change does not produce a new substance. Changes in state or phase (condensation, melting, freezing, vaporization, sublimation) are physical changes. Other examples of physical changes include crushing a can, melting ice, and breaking a bottle. Chemical changes take place on the molecular level. A Chemical Change produces a new substance. Some examples of chemical changes include combustion (burning) and rusting of a metal.
What are facts about physical and chemical change?
Chemical changes take place on the molecular level
What are the chemical and physical changes of photosynthesis?
There are no physical changes. there are only chemical changes.
Are state changes chemical or physical changes?
Physical Changes
Are all physical changes accompanied by chemical changes?
Not all chemical changes are accompanied by a visible physical change. Most chemical changes however will be accompanied by a physical change.
Chemical changes can be reserved by physical change?
No, chemical changes can only be reversed by chemical means, not by physical means.
Are phase changes physical or chemical in nature?
A phase change is a physical change. It is not a chemical change.
Are all physical changes accompanied by a chemical change?
A physical change is a change in chemical composition. A physical change is a change where chemical composition is not altered. Not all chemical changes are accompanied by a physical change, but some are. The same is true for the reverse.
Which occurs more often on earth physical changes or chemical changes?
what involves both chemical and physical change on earths surface
What is a list of physical changes?
physical changes are boiling and burning.
Is physical and chemical changes a scientific method?
Chemical and physical changes are part of methods applied in science.
Is Reactivity chemical or physical changes?
chemical
What are physical and chemical?
physical changes do not change the chemical properties of a substance
Can chemical and physical changes be called chemical and physical reactions?
yes it can be called physical and chemical reaction
