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प्रश्न
Asmita went to buy an earthen pot. There she saw many things kept for sale.
What is the difference between a substance and an object?
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उत्तर
Objects are made from substances. Objects have definite shape and size.
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संबंधित प्रश्न
Gases have definite volume but no definite shape.
Name the processes involved in two cases.
Which of the following materials fall in the category of a “pure substance”?
- Ice
- Milk
- Iron
- Hydrochloric Acid
- Calcium oxide
- Mercury
- Brick
- Wood
- Air
What are the characteristics of matter?
Fill in the following blanks with suitable words :
An element is made up of only one kind of ........
Name a metal which has no fixed shape.
Which of the two will scatter light : soap solution or sugar solution ? Why ?
How much water should be added to 15 grams of salt to obtain 15 per cent salt solution ?
Which of the following represents the solubility of sugar in water at 20°C ?
Explain the meaning of the term matter with special reference to the term ‘substance’.
