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प्रश्न
While freezing, the ______ of water is lowered.
विकल्प
Temperature
volume
mass
density
humidity
acidic
weight
neutral
shape
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उत्तर
While freezing, the volume of water is lowered.
संबंधित प्रश्न
Fill in the blank:
_____________ discovered the oxygen gas.
Give two uses of the following component present in air:
oxygen
How is air useful to scooters and cars.?
Name two air pollutants which cause acid rain.
Give a brief account of the discovery of air and the scientists involved.
Name the following.
Inert gases in the air
Draw a neat labelled diagram for the following experiment.
To determine the component of air used up in burning, by using phosphorus and a bell jar.
Draw a neat labelled diagram for the following experiment.
To prepare oxygen in the laboratory from hydrogen peroxide and a catalyst.
Draw a neat labelled diagram for the following experiment.
To demonstrate the burning of sulphur in a jar of oxygen.
______ is important for all living creatures.
