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Stars quiz

Every question below is derived from a reviewed claim about stars, with a real explanation shown once you submit.

ExplorerQuestion 1 of 4

A star is powered mainly by burning fuel like a bonfire, not by nuclear fusion.

InvestigatorQuestion 2 of 4

In a star's interior, what balances the inward pull of gravity?

InvestigatorQuestion 3 of 4

Approximately how many million kelvin is the temperature at the Sun's core?

ScientistQuestion 4 of 4

More massive main-sequence stars generally live LONGER than lower-mass stars, because they have so much more fuel.