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Sun structure crossword with photosphere, chromosphere, corona, and nuclear fusion.
Crossword Puzzle

The Sun Crossword Puzzle

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About:

A 9-clue crossword exploring the sun's structure and energy. Clues cover the core and its nuclear fusion, the radiative and convection zones, the photosphere, chromosphere, and corona. Fits a middle-school astronomy unit or as a standalone review of stellar structure.

Subject:
Science
Topic:
Astronomy
Grade Level:
5th – 7th Grades
Updated May 2026

How to Use This Crossword Puzzle

Print this crossword for classroom use, homework packets, or sub plans. Click 'Open This Crossword' to modify clues, adjust difficulty, or add your own words before downloading as a PDF. An answer key is included with every download.

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