is the sky blue?
The light from the Sun looks white. But it is really made up of
all the colors of the rainbow. A prism is a specially shaped crystal.
When white light shines through a prism, the light is separated
into all its colors.
Top 5 Most blue skies on earth
1) Rio de Janeiro
2) New Zealand
5) South Africa
reaches Earth's atmosphere and is scattered in all directions by
all the gases and particles in the air. Blue light is scattered in
all directions by the tiny molecules of air in Earth's atmosphere.
Blue is scattered more than other colors because it travels as shorter,
smaller waves. This is why we see a blue sky most of the time.
energy passing through the ocean, light energy travels in waves,
too. Some light travels in short, "choppy" waves. Other light
travels in long, lazy waves. Blue light waves are shorter than red light waves.
Closer to the horizon, the sky fades to a lighter blue or white.
The sunlight reaching us from low in the sky has passed through even
more air than the sunlight reaching us from overhead. As the sunlight
has passed through all this air, the air molecules have scattered
and rescattered the blue light many times in many directions. Also,
the surface of Earth has reflected and scattered the light. All this
scattering mixes the colors together again so we see more white and
Makes a Red Sunset?
As the Sun gets lower in the
sky, its light is passing through more of the atmosphere to reach
you. Even more of the blue light is scattered, allowing the reds
and yellows to pass straight through to your eyes.