タグ ashi58 が登録されている動画 ： 2 件中 1 - 2 件目
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Natural viblation at a park
The time period of natural viblation is easy to see real viblation at a park. ashi58 本家→http://www.youtube.com/watch?v=dmOuhGHTFOw&feature=channel_page
Mirage Lower
When the road is heated by solar radiation strongly, you can observethe emergence of the puddle.It keeps escaping to the direction ahead when you get closer. This isa phenomenon of the inferior mirage.Laser beam which passed over the heated metal plate bend its course upward.When remove the heated plate, beam goes straight.Mirage lower occur when the air near the ground is hot and thetemperature goes down in the upper sky.High-temperature air near the ground, as if a drop in temperature torise above it (layer of warm and cold on the bottom) to occur in thelower mirage.You will see the heat waves ahead of the heated plate.The refractive index of air. ashi58 本家→ http://www.youtube.com/watch?v=2RqtICmp1KE&feature=channel_page