Question

Describe an experiment to prove water is transparent.

Answer 1

Take a glass full of water. Project a beam of light from one end.

Observation
You will observe that light passes through water to the other end.

Conclusion
This shows that water is transparent

Answer 2

Aim: To prove that water is transparent.

Apparatus required: Beaker, water, a coin.

Experiment: Take a beaker which is half filled with the water. Place a coin in the beaker. Take the beaker in the light and keep it undisturbed for some moments.

Observation: The coin can be seen clearly. No matter how big the beaker is taken when in light the coin can be seen with clarity.

Hence proved that the water is transparent.

Precautions: Make sure that the water is clean.