Q3 of 15 Page 44

Give a scientific reason for the following:

When a beam of light is passed through a suspension, its path is visible.

The size of particles of a suspension is large. So, when a beam of light is passed through a suspension, these particles scatter the light beam making its path visible (as shown in the diagram below)


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Give a scientific reason for the following:

Ornamental gold is an example for the homogeneous mixture.

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A mixture of sand and iron fillings is a heterogeneous mixture.

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Water is called the universal solvent

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Match the following: