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प्रश्न
Fill in the blank
Matter is anything that has ______ and occupies ______
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उत्तर
Matter is anything that has mass and occupies space.
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संबंधित प्रश्न
Why can a piece of chalk be broken easily into smaller pieces while a coal piece cannot be broken easily?
Give reason:
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar.
Write whether the following statement is true or false.
Only water can exist in three different states.
Write whether the following statement is true or false.
If the container in which a gas is collected has an opening, the gas will flow out and spread itself indefinitely.
Write whether the following statement is true or false.
There is no difference between evaporation and boiling.
Match the columns.
| (1) iron and gold | (a) molecules are very far apart |
| (2) melting | (b) pure substance |
| (3) intermolecular space | (c) non - metals |
| (4) compound | (d) the space between the molecules |
| (5) gases | (e) change from solid to liquid |
| (f) metals |
There are large intermolecular gaps in
- water
- iron ball
- common salt
- air
Give reason
A red ink drop added to small amount of water in a glass turns water red in some time.
Give a reason for the following:
Liquids have one free upper surface only.
Water obtained from tube wells is usually ______ water.
