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Sep
6th
2014

Build your own spectrometer (with help from Twilight Sparkle) · 8:59pm Sep 6th, 2014

In this post Twilight will show you how to build your own spectrometer, to split light into all its constituent colours. Like those used by professional astronomers to study distant stars and galaxies.

Checklist! You will need:

One breakfast cereal box
One old CD
Aluminium foil
Sticky Tape
Pair of scissors and a sharp knife (take care not to cut yourself)
A triangle to measure a 60° angle
Some friends to help

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