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Wilhelm Wien

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Wilhelm Wien was a smart scientist. He studied how heat moves. He found out how heat glows.

He found a way to measure heat light. This helped people understand how things glow. He also found a tiny part of matter. This part is called a proton.

He built a tool to study tiny bits. This tool uses fields to pick parts by speed.

His work helped start new ways of science. He won a very big prize for his ideas. He was a great teacher too.

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