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Smoke and combustion word search with chemistry vocabulary like carbon dioxide and oxygen.
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Smoke Word Search

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About:

This 40-word science word search explores smoke, combustion, and air quality for students in Grades 4–6. Hidden words include oxygen, carbon dioxide, monoxide, combustion, and toxic, covering chemical reactions, gases, and environmental themes. Use it as a warm-up during a unit on states of matter or combustion, as a science-class activity, or as a template for related chemistry puzzles.

Subject:
Science
Topic:
Chemistry
Grade Level:
4th – 6th Grades
Updated July 2026

Word List

  • WIND
  • SMOKE
  • FUME
  • VAPOR
  • SMOG
  • HAZE
  • MIST
  • SOOT
  • ASH
  • COMBUSTION
  • OXYGEN
  • WATER
  • CARBON
  • DIOXIDE
  • MONOXIDE
  • HYDROGEN
  • PLUME
  • EFFLUVIUM
  • BRUME
  • SMUDGE
  • FIRE
  • REEK
  • GAS
  • DUST
  • GRAY
  • WHITE
  • BLUE
  • BLACK
  • CYANIDE
  • NITROGEN
  • OXIDES
  • ODORLESS
  • SOLID
  • LIQUID
  • DROPLET
  • INVISIBLE
  • TOXIC
  • CHAR
  • CHEESE
  • PORK

How to Use This Word Search

Print this word search for early finishers, vocabulary review, or classroom warm-ups. Click 'Open This Word Search' to change the grid size, swap words, or adjust difficulty before downloading.

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