PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoAnswer the following question briefly:
State the main properties of physical changes.
A physical change is a change in which only the outward properties of a substance are affected.
1. The of an object may change when it is cut, folded, or broken.
2. The of a material may become bigger or smaller during the change.
3. Sometimes the of matter changes, such as ice melting into water or water boiling into steam.
4. In a physical change, substance is formed and the original material remains the same.
5. Many physical changes are , which means the object can return to its original form.
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