Trivia ForgePlay free →

Which two elements are the primary components of the Sun?

Show answer

Hydrogen and Helium

Hydrogen makes up about 73% of the Sun's mass, while helium makes up about 25%. The Sun generates energy by fusing hydrogen into helium in its core.

Would you remember this in 6 months?

Trivia Forge uses spaced repetition so facts stick. Free, no signup needed.

Practice Space & Astronomy questions →

More Space & Astronomy trivia

See all 212 →