Share STEAM - Light and Display Technologies
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Give me an example of natural source of light
sun or star or moon
moon reflects the light from sun ? true or false
true
Light is a type of
energy
The energy which we get from sunlight is called
solar energy
How do we harness solar power
Solar cells/ solar panels
How does light travel? a) in a zigzag c) in a straight path b) in a circle
in a straight path
What screens are used in Iphones nowadays? a.)LCD or b.)LED
LED
What is full form of LED?
Light emitting Diode
What is the one main difference between LED and LCD
LCD has a single panel source, and LED has a multiple diode source
What is this effect called?
Sillhouette
Why do we see rainbows in the sky sometimes?
Sunlight getting dispersed by the Raindrops
What energy is converted in a torch ?
Chemical energy in the battery is converted into Light energy
Can you name some common man-made sources of light in your home?
Common man-made sources of light in your home include light bulbs, lamps, and candles.
What is a pixel ?
A pixel is a tiny dot of color on a screen
What does "resolution" mean when talking about screens?
the number of pixels the screen can display horizontally and vertically.
Resolution of a full hd screen
Full HD (1080p): 1920 pixels horizontally by 1080 pixels vertically.
