Quick Crosswords Quick Nature Expert — Set 4
🔬 Science Crossword #1
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Across
- 2. Diffusion of water through a membrane
- 4. Force attracting objects to Earth
- 5. Solid with ordered atomic structure
- 7. Uncharged particle in nucleus
- 9. Smallest discrete unit of energy
- 10. Wearing away of land by water or wind
Down
- 1. Preserved remains of ancient life
- 3. Substance providing immunity
- 4. Slow-moving river of ice
- 6. Biological catalyst for reactions
- 8. Device for controlled nuclear reactions
Show answers
- 2 Across: Diffusion of water through a membrane (7)OSMOSIS
- 4 Across: Force attracting objects to Earth (7)GRAVITY
- 5 Across: Solid with ordered atomic structure (7)CRYSTAL
- 7 Across: Uncharged particle in nucleus (7)NEUTRON
- 9 Across: Smallest discrete unit of energy (7)QUANTUM
- 10 Across: Wearing away of land by water or wind (7)EROSION
- 1 Down: Preserved remains of ancient life (6)FOSSIL
- 3 Down: Substance providing immunity (7)VACCINE
- 4 Down: Slow-moving river of ice (7)GLACIER
- 6 Down: Biological catalyst for reactions (6)ENZYME
- 8 Down: Device for controlled nuclear reactions (7)REACTOR
🔬 Science Crossword #2
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Across
- 2. Uncharged particle in nucleus
- 4. Center of an atom or cell
- 7. Positively charged particle
- 9. Device for controlled nuclear reactions
- 10. Slow-moving river of ice
Down
- 1. Substance providing immunity
- 3. One body blocking another in space
- 5. Naturally occurring inorganic solid
- 6. Diffusion of water through a membrane
- 8. Mixture producing intense heat
Show answers
- 2 Across: Uncharged particle in nucleus (7)NEUTRON
- 4 Across: Center of an atom or cell (7)NUCLEUS
- 7 Across: Positively charged particle (6)PROTON
- 9 Across: Device for controlled nuclear reactions (7)REACTOR
- 10 Across: Slow-moving river of ice (7)GLACIER
- 1 Down: Substance providing immunity (7)VACCINE
- 3 Down: One body blocking another in space (7)ECLIPSE
- 5 Down: Naturally occurring inorganic solid (7)MINERAL
- 6 Down: Diffusion of water through a membrane (7)OSMOSIS
- 8 Down: Mixture producing intense heat (7)THERMIT
🔬 Science Crossword #3
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Across
- 1. Biological catalyst for reactions
- 3. Preserved remains of ancient life
- 4. Positively charged particle
- 7. Pure substance on periodic table
- 8. Wearing away of land by water or wind
- 9. Fourth state of matter
Down
- 1. One body blocking another in space
- 2. Large molecule essential for life
- 5. Uncharged particle in nucleus
- 6. Group of similar living organisms
Show answers
- 1 Across: Biological catalyst for reactions (6)ENZYME
- 3 Across: Preserved remains of ancient life (6)FOSSIL
- 4 Across: Positively charged particle (6)PROTON
- 7 Across: Pure substance on periodic table (7)ELEMENT
- 8 Across: Wearing away of land by water or wind (7)EROSION
- 9 Across: Fourth state of matter (6)PLASMA
- 1 Down: One body blocking another in space (7)ECLIPSE
- 2 Down: Large molecule essential for life (7)PROTEIN
- 5 Down: Uncharged particle in nucleus (7)NEUTRON
- 6 Down: Group of similar living organisms (7)SPECIES
🔬 Science Crossword #4
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Across
- 2. Uncharged particle in nucleus
- 4. Preserved remains of ancient life
- 6. Biological catalyst for reactions
- 8. Positively charged particle
- 9. Center of an atom or cell
- 11. Slow-moving river of ice
Down
- 1. Large molecule essential for life
- 3. Diffusion of water through a membrane
- 5. Solid with ordered atomic structure
- 7. One body blocking another in space
- 10. Fourth state of matter
Show answers
- 2 Across: Uncharged particle in nucleus (7)NEUTRON
- 4 Across: Preserved remains of ancient life (6)FOSSIL
- 6 Across: Biological catalyst for reactions (6)ENZYME
- 8 Across: Positively charged particle (6)PROTON
- 9 Across: Center of an atom or cell (7)NUCLEUS
- 11 Across: Slow-moving river of ice (7)GLACIER
- 1 Down: Large molecule essential for life (7)PROTEIN
- 3 Down: Diffusion of water through a membrane (7)OSMOSIS
- 5 Down: Solid with ordered atomic structure (7)CRYSTAL
- 7 Down: One body blocking another in space (7)ECLIPSE
- 10 Down: Fourth state of matter (6)PLASMA
🔬 Science Crossword #5
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Across
- 2. Force attracting objects to Earth
- 4. Diffusion of water through a membrane
- 8. Center of an atom or cell
- 11. Biological catalyst for reactions
- 12. Solid with ordered atomic structure
Down
- 1. Preserved remains of ancient life
- 3. Substance providing immunity
- 5. Naturally occurring inorganic solid
- 6. One body blocking another in space
- 7. Slow-moving river of ice
- 9. Group of similar living organisms
- 10. Fourth state of matter
Show answers
- 2 Across: Force attracting objects to Earth (7)GRAVITY
- 4 Across: Diffusion of water through a membrane (7)OSMOSIS
- 8 Across: Center of an atom or cell (7)NUCLEUS
- 11 Across: Biological catalyst for reactions (6)ENZYME
- 12 Across: Solid with ordered atomic structure (7)CRYSTAL
- 1 Down: Preserved remains of ancient life (6)FOSSIL
- 3 Down: Substance providing immunity (7)VACCINE
- 5 Down: Naturally occurring inorganic solid (7)MINERAL
- 6 Down: One body blocking another in space (7)ECLIPSE
- 7 Down: Slow-moving river of ice (7)GLACIER
- 9 Down: Group of similar living organisms (7)SPECIES
- 10 Down: Fourth state of matter (6)PLASMA
Solver Notes
Our quick crossword puzzles are designed for fast, satisfying solves. With straightforward clues and manageable grids, they are perfect for daily brain training or a fun word game break any time.
What are quick crossword puzzles?
Quick crossword puzzles feature smaller grids and straightforward definitional clues without cryptic wordplay. They are designed to be solved in a short sitting, typically 5 to 15 minutes, making them ideal for daily brain exercise.
How are quick crosswords different from mini crosswords?
Quick crosswords use medium-sized grids with straightforward clues focused on direct definitions, while mini crosswords use very small grids (5x5 or 7x7). Quick crosswords offer slightly more depth and variety while still being faster than classic-sized puzzles.
Are quick crosswords good for beginners?
Quick crosswords are excellent for beginners because they use clear, direct clues without complex wordplay. The moderate grid size provides enough challenge to be engaging without being overwhelming, building confidence for tackling larger puzzles.
How many quick crossword puzzles are available?
Our quick crossword library covers topics including animals, food, general knowledge, and science. New puzzles are added regularly, giving you a fresh supply of quick word games to print and enjoy every day.
What is the difference between quick and challenge crosswords?
Quick crosswords prioritize accessibility and speed with simple definitional clues, while challenge crosswords use advanced vocabulary and complex clue patterns. Quick puzzles are for relaxed daily solving; challenge puzzles are for testing expert-level skills.