Puzzle Detail
Classic Crosswords Classic Nature Super Expert — Set 8
🔬 Science Crossword #1
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Across
- 3. Solid with ordered atomic structure
- 8. Substance providing immunity
- 10. Biological catalyst for reactions
- 11. Group of similar living organisms
- 12. Force attracting objects to Earth
Down
- 1. Positively charged particle
- 2. Fourth state of matter
- 4. Device for controlled nuclear reactions
- 5. Large molecule essential for life
- 6. Smallest discrete unit of energy
- 7. Diffusion of water through a membrane
- 9. Pure substance on periodic table
Show answers
- 3 Across: Solid with ordered atomic structure (7)CRYSTAL
- 8 Across: Substance providing immunity (7)VACCINE
- 10 Across: Biological catalyst for reactions (6)ENZYME
- 11 Across: Group of similar living organisms (7)SPECIES
- 12 Across: Force attracting objects to Earth (7)GRAVITY
- 1 Down: Positively charged particle (6)PROTON
- 2 Down: Fourth state of matter (6)PLASMA
- 4 Down: Device for controlled nuclear reactions (7)REACTOR
- 5 Down: Large molecule essential for life (7)PROTEIN
- 6 Down: Smallest discrete unit of energy (7)QUANTUM
- 7 Down: Diffusion of water through a membrane (7)OSMOSIS
- 9 Down: Pure substance on periodic table (7)ELEMENT
🔬 Science Crossword #2
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Across
- 2. Biological catalyst for reactions
- 4. Group of similar living organisms
- 6. Smallest discrete unit of energy
- 9. Naturally occurring inorganic solid
- 10. Diffusion of water through a membrane
Down
- 1. Mixture producing intense heat
- 3. Pure substance on periodic table
- 5. Center of an atom or cell
- 7. Positively charged particle
- 8. Force attracting objects to Earth
Show answers
- 2 Across: Biological catalyst for reactions (6)ENZYME
- 4 Across: Group of similar living organisms (7)SPECIES
- 6 Across: Smallest discrete unit of energy (7)QUANTUM
- 9 Across: Naturally occurring inorganic solid (7)MINERAL
- 10 Across: Diffusion of water through a membrane (7)OSMOSIS
- 1 Down: Mixture producing intense heat (7)THERMIT
- 3 Down: Pure substance on periodic table (7)ELEMENT
- 5 Down: Center of an atom or cell (7)NUCLEUS
- 7 Down: Positively charged particle (6)PROTON
- 8 Down: Force attracting objects to Earth (7)GRAVITY
🔬 Science Crossword #3
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Across
- 4. Naturally occurring inorganic solid
- 6. Diffusion of water through a membrane
- 7. Group of similar living organisms
- 8. Pure substance on periodic table
- 10. Device for controlled nuclear reactions
- 11. Slow-moving river of ice
- 12. Large molecule essential for life
Down
- 1. Solid with ordered atomic structure
- 2. Biological catalyst for reactions
- 3. Substance providing immunity
- 5. Preserved remains of ancient life
- 9. Wearing away of land by water or wind
Show answers
- 4 Across: Naturally occurring inorganic solid (7)MINERAL
- 6 Across: Diffusion of water through a membrane (7)OSMOSIS
- 7 Across: Group of similar living organisms (7)SPECIES
- 8 Across: Pure substance on periodic table (7)ELEMENT
- 10 Across: Device for controlled nuclear reactions (7)REACTOR
- 11 Across: Slow-moving river of ice (7)GLACIER
- 12 Across: Large molecule essential for life (7)PROTEIN
- 1 Down: Solid with ordered atomic structure (7)CRYSTAL
- 2 Down: Biological catalyst for reactions (6)ENZYME
- 3 Down: Substance providing immunity (7)VACCINE
- 5 Down: Preserved remains of ancient life (6)FOSSIL
- 9 Down: Wearing away of land by water or wind (7)EROSION
🔬 Science Crossword #4
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Across
- 2. Center of an atom or cell
- 7. Group of similar living organisms
- 9. Force attracting objects to Earth
- 10. Pure substance on periodic table
- 11. Positively charged particle
Down
- 1. Diffusion of water through a membrane
- 3. Wearing away of land by water or wind
- 4. Solid with ordered atomic structure
- 5. Naturally occurring inorganic solid
- 6. Uncharged particle in nucleus
- 8. Large molecule essential for life
Show answers
- 2 Across: Center of an atom or cell (7)NUCLEUS
- 7 Across: Group of similar living organisms (7)SPECIES
- 9 Across: Force attracting objects to Earth (7)GRAVITY
- 10 Across: Pure substance on periodic table (7)ELEMENT
- 11 Across: Positively charged particle (6)PROTON
- 1 Down: Diffusion of water through a membrane (7)OSMOSIS
- 3 Down: Wearing away of land by water or wind (7)EROSION
- 4 Down: Solid with ordered atomic structure (7)CRYSTAL
- 5 Down: Naturally occurring inorganic solid (7)MINERAL
- 6 Down: Uncharged particle in nucleus (7)NEUTRON
- 8 Down: Large molecule essential for life (7)PROTEIN
🔬 Science Crossword #5
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Across
- 6. Substance providing immunity
- 7. Smallest discrete unit of energy
- 8. Positively charged particle
- 9. Wearing away of land by water or wind
Down
- 1. Force attracting objects to Earth
- 2. Center of an atom or cell
- 3. Device for controlled nuclear reactions
- 4. Mixture producing intense heat
- 5. Uncharged particle in nucleus
- 8. Fourth state of matter
Show answers
- 6 Across: Substance providing immunity (7)VACCINE
- 7 Across: Smallest discrete unit of energy (7)QUANTUM
- 8 Across: Positively charged particle (6)PROTON
- 9 Across: Wearing away of land by water or wind (7)EROSION
- 1 Down: Force attracting objects to Earth (7)GRAVITY
- 2 Down: Center of an atom or cell (7)NUCLEUS
- 3 Down: Device for controlled nuclear reactions (7)REACTOR
- 4 Down: Mixture producing intense heat (7)THERMIT
- 5 Down: Uncharged particle in nucleus (7)NEUTRON
- 8 Down: Fourth state of matter (6)PLASMA
Solver Notes
Enjoy our collection of classic crossword puzzles featuring traditional grid layouts and a wide range of topics. Each puzzle is free to download, print, and solve at your own pace.
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Classic crossword puzzles use a traditional symmetric grid where solvers fill in words based on numbered clues. Each puzzle features interlocking horizontal and vertical answers that share common letters, creating an engaging word challenge.
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