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Bastian
Questions (1)
Color is also shown on the HR Diagram. How does color correlate to the temperature of a star? Which stars are coolest and which
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If the equation you're using is (1/2)M*V^2= J and you know J is o.4 just fill in the velocity(speed) and work it out. Here's how I worked it: (1/2)M*4^2 = 0.4 (change the numbers around) (Now it looks like:) 0.4/4^2/(1/2) = M (divide 0.4 by 4^2) 0.4/4^2 =
