Oil floats on water because:
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Oil is heavier
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Oil dissolves in water
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Oil is denser
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Oil is less dense
Which force holds liquid molecules together?
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Cohesive Force
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Magnetic Force
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Electric Force
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Gravitational Force
Which instrument is used to measure liquid temperature?
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Barometer
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Thermometer
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Stopwatch
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Hydrometer
Blood in the human body is an example of:
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Plasma only
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Gas
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Solid
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Liquid
What change of state occurs when liquid turns into gas?
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Condensation
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Freezing
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Melting
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Evaporation
Which of the following liquids is the thickest (most viscous)?
The pressure in a liquid increases with:
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Depth
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Height
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Temperature
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Colour
Which liquid is known as the universal solvent?1
What happens to a liquid when it is heated?
It Contracts
It Dissappears
It Freezes
It Expands
Which property allows a liquid to flow?
Fluidity
Elasticity
Rigidity