There are many reason one might require the use of a piano light. The most common reason would be that a pianist would need more light to see the sheet music.
i use light energy for like light and the sun uses light and so does the moon so all sorts of things use light energy
Moonlight, sunlight, candle light, and light from a fire. Ps. Use your head, what light did anyone use back in those times?
Fire doesn't use visible light. It producesvisible light.
We use light years to tell us how fast light travels.
to make light
people use light for many things
i use light energy for like light and the sun uses light and so does the moon so all sorts of things use light energy
To use your light switch, simply flip it up to turn the light on, and flip it down to turn the light off.
we use the light bulb in every day life
To use the power to switch on the light, locate the light switch and flip it to the "on" position.
The light was on in my room.
to make light