[OU.03]The graph below shows the blackbody radiation curves for four stars.
1.0-
0.8-
0.6-
0.4-
0.2-
Relative brightness
500
-Curve 4
Curve 3
-Curve 2
1000
Wavelength (nm)
2010 FLVS
Which of these conclusions is correct about the curves?
When temperature increases, Curve 3 moves towards Curve 4.
When temperature increases, Curve 3 moves towards Curve 1.
When temperature decreases, Curve 2 moves towards Curve 4.
When temperature decreases, Curve 2 moves towards Curve 3.
Curve 1
1500
2000
