Light interacts with water means water can change how light moves or looks, just like when you splash water on a sunny day and see rainbows.
Imagine you're playing in a puddle on a bright day. When the sun shines down, some of that light goes straight through the water, like when you look through a clear glass. That’s transmission, the light passes right through.
But sometimes, the water catches the light, like a mirror catching your face. That's reflection, the light bounces back to you, and you see yourself in the puddle!
Now think about a straw in a glass of water, it looks bent or broken, even though it’s not. That happens because refraction makes the light bend as it moves from air into water, tricking your eyes.
If there's enough water, like in a lake or ocean, you might see colors spread out like a rainbow, that's scattering, where light breaks apart and mixes, just like when you mix paints on a palette!
So next time you're near water on a sunny day, remember: it’s not magic, it's science in action!
Examples
- A pencil appears bent when placed in a glass of water.
- Sunlight shining through a lake makes the bottom look closer than it is.
- Fish seem to be in a different place when viewed from above the water.
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See also
- Why Does It Look Like There's Water On The Road?
- What are water molecules?
- What are standard candles?
- Does hot water freeze faster than cold water?
- What They (Probably) Don't Teach You About Rainbows At School?