Challenge Crosswords Science Super Expert — Set 5
🔬 Science Crossword #1
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Across
- 2. Fourth state of matter
- 5. Smallest discrete unit of energy
- 6. Wearing away of land by water or wind
- 9. Uncharged particle in nucleus
- 10. One body blocking another in space
- 11. Diffusion of water through a membrane
- 12. Solid with ordered atomic structure
Down
- 1. Mixture producing intense heat
- 3. Naturally occurring inorganic solid
- 4. Center of an atom or cell
- 7. Positively charged particle
- 8. Biological catalyst for reactions
- 10. Pure substance on periodic table
Show answers
- 2 Across: Fourth state of matter (6)PLASMA
- 5 Across: Smallest discrete unit of energy (7)QUANTUM
- 6 Across: Wearing away of land by water or wind (7)EROSION
- 9 Across: Uncharged particle in nucleus (7)NEUTRON
- 10 Across: One body blocking another in space (7)ECLIPSE
- 11 Across: Diffusion of water through a membrane (7)OSMOSIS
- 12 Across: Solid with ordered atomic structure (7)CRYSTAL
- 1 Down: Mixture producing intense heat (7)THERMIT
- 3 Down: Naturally occurring inorganic solid (7)MINERAL
- 4 Down: Center of an atom or cell (7)NUCLEUS
- 7 Down: Positively charged particle (6)PROTON
- 8 Down: Biological catalyst for reactions (6)ENZYME
- 10 Down: Pure substance on periodic table (7)ELEMENT
🔬 Science Crossword #2
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Across
- 2. Slow-moving river of ice
- 5. Fourth state of matter
- 8. Uncharged particle in nucleus
- 11. One body blocking another in space
- 12. Pure substance on periodic table
Down
- 1. Wearing away of land by water or wind
- 3. Force attracting objects to Earth
- 4. Solid with ordered atomic structure
- 6. Center of an atom or cell
- 7. Large molecule essential for life
- 9. Mixture producing intense heat
- 10. Biological catalyst for reactions
Show answers
- 2 Across: Slow-moving river of ice (7)GLACIER
- 5 Across: Fourth state of matter (6)PLASMA
- 8 Across: Uncharged particle in nucleus (7)NEUTRON
- 11 Across: One body blocking another in space (7)ECLIPSE
- 12 Across: Pure substance on periodic table (7)ELEMENT
- 1 Down: Wearing away of land by water or wind (7)EROSION
- 3 Down: Force attracting objects to Earth (7)GRAVITY
- 4 Down: Solid with ordered atomic structure (7)CRYSTAL
- 6 Down: Center of an atom or cell (7)NUCLEUS
- 7 Down: Large molecule essential for life (7)PROTEIN
- 9 Down: Mixture producing intense heat (7)THERMIT
- 10 Down: Biological catalyst for reactions (6)ENZYME
🔬 Science Crossword #3
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Across
- 3. Pure substance on periodic table
- 6. Slow-moving river of ice
- 7. Naturally occurring inorganic solid
- 10. Solid with ordered atomic structure
- 11. Mixture producing intense heat
Down
- 1. Uncharged particle in nucleus
- 2. Device for controlled nuclear reactions
- 4. Force attracting objects to Earth
- 5. Center of an atom or cell
- 8. Fourth state of matter
- 9. Positively charged particle
Show answers
- 3 Across: Pure substance on periodic table (7)ELEMENT
- 6 Across: Slow-moving river of ice (7)GLACIER
- 7 Across: Naturally occurring inorganic solid (7)MINERAL
- 10 Across: Solid with ordered atomic structure (7)CRYSTAL
- 11 Across: Mixture producing intense heat (7)THERMIT
- 1 Down: Uncharged particle in nucleus (7)NEUTRON
- 2 Down: Device for controlled nuclear reactions (7)REACTOR
- 4 Down: Force attracting objects to Earth (7)GRAVITY
- 5 Down: Center of an atom or cell (7)NUCLEUS
- 8 Down: Fourth state of matter (6)PLASMA
- 9 Down: Positively charged particle (6)PROTON
🔬 Science Crossword #4
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Across
- 1. Pure substance on periodic table
- 4. Slow-moving river of ice
- 7. Uncharged particle in nucleus
- 10. Solid with ordered atomic structure
- 11. Preserved remains of ancient life
- 12. Diffusion of water through a membrane
Down
- 2. One body blocking another in space
- 3. Positively charged particle
- 5. Naturally occurring inorganic solid
- 6. Smallest discrete unit of energy
- 7. Center of an atom or cell
- 8. Device for controlled nuclear reactions
- 9. Wearing away of land by water or wind
Show answers
- 1 Across: Pure substance on periodic table (7)ELEMENT
- 4 Across: Slow-moving river of ice (7)GLACIER
- 7 Across: Uncharged particle in nucleus (7)NEUTRON
- 10 Across: Solid with ordered atomic structure (7)CRYSTAL
- 11 Across: Preserved remains of ancient life (6)FOSSIL
- 12 Across: Diffusion of water through a membrane (7)OSMOSIS
- 2 Down: One body blocking another in space (7)ECLIPSE
- 3 Down: Positively charged particle (6)PROTON
- 5 Down: Naturally occurring inorganic solid (7)MINERAL
- 6 Down: Smallest discrete unit of energy (7)QUANTUM
- 7 Down: Center of an atom or cell (7)NUCLEUS
- 8 Down: Device for controlled nuclear reactions (7)REACTOR
- 9 Down: Wearing away of land by water or wind (7)EROSION
🔬 Science Crossword #5
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Across
- 3. Preserved remains of ancient life
- 6. Device for controlled nuclear reactions
- 7. Pure substance on periodic table
- 10. Center of an atom or cell
- 12. Naturally occurring inorganic solid
- 13. Biological catalyst for reactions
- 14. Mixture producing intense heat
Down
- 1. Uncharged particle in nucleus
- 2. Smallest discrete unit of energy
- 4. Group of similar living organisms
- 5. Solid with ordered atomic structure
- 8. Wearing away of land by water or wind
- 9. One body blocking another in space
- 11. Force attracting objects to Earth
Show answers
- 3 Across: Preserved remains of ancient life (6)FOSSIL
- 6 Across: Device for controlled nuclear reactions (7)REACTOR
- 7 Across: Pure substance on periodic table (7)ELEMENT
- 10 Across: Center of an atom or cell (7)NUCLEUS
- 12 Across: Naturally occurring inorganic solid (7)MINERAL
- 13 Across: Biological catalyst for reactions (6)ENZYME
- 14 Across: Mixture producing intense heat (7)THERMIT
- 1 Down: Uncharged particle in nucleus (7)NEUTRON
- 2 Down: Smallest discrete unit of energy (7)QUANTUM
- 4 Down: Group of similar living organisms (7)SPECIES
- 5 Down: Solid with ordered atomic structure (7)CRYSTAL
- 8 Down: Wearing away of land by water or wind (7)EROSION
- 9 Down: One body blocking another in space (7)ECLIPSE
- 11 Down: Force attracting objects to Earth (7)GRAVITY
Solver Notes
Ready to test your crossword expertise? Our challenge crossword puzzles feature advanced clues, complex grids, and tricky wordplay designed for experienced solvers seeking a real brain workout.
What are challenge crossword puzzles?
Challenge crossword puzzles are expert-level word games featuring advanced vocabulary, complex clue structures, and larger grids. They are designed for experienced crossword solvers who want to push their skills beyond standard difficulty levels.
How do I improve at solving challenge crosswords?
Build your skills gradually by starting with classic crosswords and working up to challenge level. Learn common crossword abbreviations, practice recognizing wordplay patterns, and expand your vocabulary across history, science, and general knowledge topics.
Are challenge crosswords suitable for all ages?
Challenge crosswords are best suited for adults and advanced students who already have strong crossword-solving experience. The difficult clues and specialized vocabulary assume familiarity with crossword conventions and a broad knowledge base.
How many challenge crossword puzzles are available?
Our challenge collection includes expert-level crossword puzzles covering general knowledge, history, science, and mixed topics. Each puzzle is crafted to provide a satisfying difficulty level that tests even the most seasoned crossword enthusiasts.
What is the difference between challenge and daily crosswords?
Daily crosswords offer moderate difficulty suitable for regular solving sessions, while challenge crosswords feature significantly harder clues and more obscure vocabulary. Challenge puzzles typically take longer to complete and reward deep knowledge across many subjects.