Science, asked by progamer12, 5 months ago

why is it sad that changes involves energy ? explain with the help of two examples

Answers

Answered by ridahussain86
2

A change can be defined as an alteration in the physical and chemical properties of matter due to the effect of some kind of energy. E.g. cooking, digestion of food.

Here ice get energy from the surroundings and get converted into water. means here energy is involved in changing the state of ice to liquid.

You mom cook rice. where she cooks the rice on a stove. here stove supplies heat energy to for cooking.

Answered by shweta7289
0

Explanation:

because one has to arrange a source of energy to perform a change and .most of the part of energy we supply get dissipated in the form of heat to the environment. for example electrical energy

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