States of Matter Crossword Puzzles: Free Printable and Online

States of matter crossword puzzles on solids, liquids, gases, melting, freezing, and evaporation.

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2 puzzles, click Print on any puzzle below

States of Matter

Medium · 15×15 · 13 words
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Across

  1. 1. Force pushing on a surface, often from gas particles
  2. 3. Gas form of a substance that is usually liquid or solid
  3. 5. Word relating to heat or temperature
  4. 6. Squeezing of matter into a smaller volume
  5. 8. Decrease in volume, often caused by cooling
  6. 9. Measure of how much mass is packed into a given volume
  7. 10. Change directly from a gas into a solid
  8. 11. Change directly from a solid into a gas

Down

  1. 2. Increase in volume, often caused by heating
  2. 3. Amount of three-dimensional space a substance occupies
  3. 4. Extremely small piece of matter, like an atom or molecule
  4. 5. Measure of the average kinetic energy of particles
  5. 7. Spreading of particles from an area of high to low concentration

States of Matter

Easy · 11×11 · 12 words
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Printing for a class?

Print 2 or 4 versions of this puzzle with different grid layouts, so desk neighbors cannot copy answers. Same words and clues, and each version has its own answer key. Class sets are a Plus feature in the Grid Genius app.

Make a class set →
1
2
3
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5
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8
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10
11

Across

  1. 4. Liquid that covers most of Earth's surface
  2. 6. State of matter with a fixed shape and volume
  3. 8. Measure of how hot or cold something is
  4. 9. To change from a solid into a liquid
  5. 10. State of matter with no fixed shape or volume
  6. 11. To change from a liquid into a solid

Down

  1. 1. Energy that can change matter from one state to another
  2. 2. To heat a liquid until it turns into gas
  3. 3. Describes something with a low temperature
  4. 5. To change slowly from a liquid into a gas
  5. 6. Outline or form of an object
  6. 7. Hot water vapor rising into the air

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States of Matter Crossword FAQ

Is this States of Matter crossword puzzle free?

Yes. Every States of Matter crossword on this page is free. You can print it, download it as a PDF, or play it online without paying anything or creating an account.

Can I print the States of Matter crossword?

Yes. Click Print on any puzzle for a print-ready page with the grid, the clues, and a name and date line, or use Download to save it as a PDF, PNG, or JPEG for photocopying. The PDF download includes a filled answer key on the last page for grading.

Can students play these crosswords online?

Yes. Every puzzle has a Play online link that opens in the browser on any device. No app install and no signup is needed to play, which makes it easy to share with a class.

Can I make my own States of Matter crossword?

Yes. The free Grid Genius crossword maker builds a puzzle from your own words and clues, with a printable grid and answer key. The Grid Genius app can also generate a complete crossword from any topic you type.