1) Which star is hotter? a) Star 1 b) Star 2 2) Which star is brighter? a) Star 1 b) Star 2 3) Look at the 4 stars below, which star is most like our sun? a) Star 1 b) Star 2 c) Star 3 d) Star 4 4) In what area are the white dwarfs located? a) Area M b) Area P c) Area X d) Area Z 5) Which section includes the coolest, brightest stars? a) Section 1 b) Section 2 c) Section 3 d) Section 4

HR Diagram

由
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？