How can we determine the volume of a liquid with a meniscus that curves upwards?

Write the order in which the density decreases in three states of matter.

Explain briefly the construction of a hydrometer.

Why is a Plimsoll line a safety requirement for ships?

Write the factors that determine whether a solid will float or sink in a liquid.

Explain how the density of a substance varies with change in temperature.

How can you determine the density of an irregular solid with the help of a measuring cylinder?

Explain why solids have greater densities than liquids and liquids have greater densities than gases.