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description: This is a picture from wikipedia of the may 20 2013 moore tornado. For several reasons, Oklahoma has been a major hot spot for tornadoes. 

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Weekly Wonder 5: Black sand beach in Hawaii

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Weekly Wonder 5: Black sand beach in Hawaii

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In this video liquid nitrogen is poured onto an inflated balloon, at which point the balloon shrinks. The balloon completely changes shape, and likely has a different texture.

Questions: Why does this happen? What does the balloon feel like? Could we recreate this with another object, and would it have the same effect?

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This TikTok shows a physics demonstration of a bicycle wheel which drops as expected unless otherwise spun first. This is a really fascinating phenomena which baffles the audience.

What are some other examples of something similar to what happens in the video in our daily lives?