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The release of energy can have physical or chemical causes.

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8y ago
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11y ago

some might.when you heat water,you see heat energy come out in the form of vapour

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11y ago

Yess

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Q: Is production of heat or light a physical change?
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Is production of heat or light a physical or chemical change?

Its a chemical change hottie


Is production of heat or light physical or chemical change?

i think it would be physical because it is still energy.


What does not signal a chemical change color change or production of light and heat or production of gas or change in state?

color change


Can heat light or a change in odor indicate a physical change?

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Can Heat light or change in odor can indicate a physical change?

Gay


What is the observable change for burning a log?

The observable change for burning a log is the production of heat, light, and smoke.


Is light absorbed in physical change?

Heat absorption is a physical change. It can cause a change in state and/or a temperature increase, but the matter that is absorbing the heat does not change. It retains all of its physical and chemical properties that it had before absorbing the heat.


Changing form without a change in chemical properties?

This would be defined as a physical change. In chemistry, this would be defined as anything from a change in mass or volume to a change in state (solid, liquid, gas). As long as the substance does not change in molecular structure, it is mostly a physical change. Common indicators of a chemical change is change in color, production of light, production of extensive heat, production of uncommon smells, or even bubbling.


Do chemical change include light heat and gas production yes or no?

Yes


Does heat light and color indicate physical change?

i dont no the answer


Is heat light and change in odor indicate a physical change?

No. Change in odour is likely to be related to a chemical process.


Is it true or false that indications of a chemical change include light heat and gas production?

True. Chemical changes can vary from colour change to gas production.