Quiz · What Stars Are Made Of

Question 1According to the talk, what exactly is a star?

A huge ball of hot gas A small piece of cold rock A big planet with no moon A cloud of frozen water

Question 2Which star is the nearest one to us here on Earth?

The North Star A blue star The Sun The Great Bear

Question 3Which stars are much hotter, according to the talk?

Small stars are hotter than big ones Red stars are hotter than blue ones All stars have exactly the same heat Blue stars are hotter than red ones