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What do physical changes do?
There are many different physical changes that can take place at any given time. To know what exactly these certain physical changes mean we would need to know what the changes are.
Is a car driving over a puddle a chemical or physical reaction?
When a car drives through a puddle of water, the change that takes place in the puddle is a physical change. Of course, chemical changes will take place in the engine of the car, but that's probably not what you are asking.
Write 3 differences between chemical and physical change?
Okay now here goes in a physical change no chemical reaction takes place. in chemical change chemical reactions take place. A physical change is reversible but a chemical change is not.In a physical change no new substance is formed(A+B=B) in a chemical change new substances are formed(A+B=C)
What changes take place in a life cycle?
The changes are the: growth of the living thing.
What changes take place by themselves without any help?
Natural phenomena such as erosion, evaporation, and the changing of seasons occur without any external assistance. These changes are driven by physical and chemical processes inherent to nature.
Do chemical changes take place when a mixture is made?
No!chemical changes do not take place when a mixture is made.The constituent substances of the mixture retain their own chemical composition.Thus only physical changes take place.
What do physical changes do?
There are many different physical changes that can take place at any given time. To know what exactly these certain physical changes mean we would need to know what the changes are.
What do these physical changes mean?
There are many different physical changes that can take place at any given time. To know what exactly these certain physical changes mean we would need to know what the changes are.
What are facts about physical and chemical change?
Chemical changes take place on the molecular level
What is diagenesis?
•Geochemical, physical, and mineralogic (textural) changes that take place after burial of sediment -Not weathering -Not metamorphism/metasomatism
Are phase changes physical or chemical in nature?
Phase changes are physical changes in nature. They involve a change in the state of matter (solid, liquid, gas) rather than a change in the chemical composition of the substance. Heating or cooling a substance can trigger phase changes.
How could you explain that the change that take place in when salt is added to water is physical change?
It is a physical change because when salt is added to water,it is dissolved in it which only changes its physical appearance.
Is puberty is a period of growtn and changes within individual true or false?
Yes, it is true. Many important physical and emotional changes take place during this period.
What is the changes that some animals take place as they grow and mature called?
what are the changes that take place when the animal is growing
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.
Is a baking chocolate cupcakes chemical or physical?
Baking chocolate cupcakes involves both chemical and physical changes. Physical changes occur when ingredients are mixed, the batter changes texture when heated, and the cupcakes rise in the oven. Chemical changes take place when the cupcakes bake, as the ingredients react to produce new compounds and the cupcakes change color and flavor.
How do the changes take place in puberty?
The changes that take place are mostly due to the testosterone in males. In girls, the hormone oestrogen is important.
