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Intensive/Intrinsic and Extensive/Extrinsic
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2 types of physical changes are...
1) If you freeze water it turns into ice- it is reversible because you can melt the ice and it turns back into water.
2)
REMEMBER: not all Chemical reactions are irreversible!!!!!!!!!!!!
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∙ 13y ago
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What are two kinds of changes that occur in matter?
The two types of changes in matter that it goes through is physical change and chemical change... trust me, we are learning this at school.
Two changes that are harmful?
Physical and chemical changes are harmful to us.
Physical change of a green plant?
The physical changes that happen in green plants are the changes in appearance. The difference between a sprout and a full grown plant is a physical change.
Is etching glass with acid a chemical or physical change?
It is a physical change caused by chemicals. Chemical changes are phyiscal changes.
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 kinds of changes can separate mixtures?
Physical
What kinds of changes in substances are always physical change?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
Kinds of physical changes of girl?
lumalakiang pek pek
Is a change a physical or chemical change?
There are two kinds of changes - physical and chemical. It depends on how the change is made.
What kind of changes in substances are always physical changes?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
What is 2 types of changes?
These are physical and chemical changes.
What are 3 kinds of physical weathering?
Frost action, alternating wetting and dryness, and temperature changes.
What are the two kinds of weathering?
The 2 kinds of weathering are the Mechanical or Physical Weathering and the Mechanical Weathering.
What kinds of changes occur as an air mass moves over an area?
there could be a temperature change, or a physical change.
What are two similarities between physical change and chemical changes?
They both are different kinds of air.
Why changes of stat are physical changes?
The changes of stat are physical changes because the stat is similar to the physical changes.
Are state changes chemical or physical changes?
Physical Changes
