Name: The Universe – WJEC - GCSE Physics (Single Science) - WJEC - Video - BBC Bitesize
Channel: BBC Bitesize
Description: Learn how hot gases and can emit visible line spectra, and how they can absorb wavelengths of light. You’ll also learn about the Big Bang Theory.

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Ada the science app explains how stars have their own unique fingerprint.

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The Universe – WJEC

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