Inactive Tutor answered • 09/12/16
Tutor
New to Wyzant
I will answer the last questions. The others were answered in previous postings.
Violet has the shortest wavelength
True
David X.
asked • 09/12/16I have a physics/astronomy question
What’s a black hole? What’s the difference between a reflecting and refracting telescope?
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David X.
09/12/16