1.3j) Define volume. How do you measure volume of a liquid? Explain with a diagram.

 Definition of Volume:

Volume is the amount of space occupied by a substance or object, measured in cubic units (e.g., cubic meters, liters).

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Measuring the Volume of a Liquid:

The volume of a liquid can be measured using a measuring cylinder:

1. Pour the liquid into the cylinder.
2. Read the liquid level at the bottom of the meniscus (the curved surface) at eye level.

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Diagram (Schematic):

            _________
          /         /|
         /         / |
   Meniscus -->  _______
         |       |     |
         |       |     |  <-- Liquid
         |_______|     |
         |       |     |
         |_______|_____|
    Measuring Cylinder

The diagram shows the measuring cylinder with a liquid and the meniscus level to be read.