Challenge Crosswords Nature Expert — Set 2
🔬 Science Crossword #1
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Across
- 2. Group of similar living organisms
- 4. Large molecule essential for life
- 5. Wearing away of land by water or wind
- 7. Positively charged particle
- 10. Naturally occurring inorganic solid
- 11. Biological catalyst for reactions
- 12. Slow-moving river of ice
Down
- 1. Device for controlled nuclear reactions
- 3. Pure substance on periodic table
- 6. Force attracting objects to Earth
- 8. Center of an atom or cell
- 9. Fourth state of matter
Show answers
- 2 Across: Group of similar living organisms (7)SPECIES
- 4 Across: Large molecule essential for life (7)PROTEIN
- 5 Across: Wearing away of land by water or wind (7)EROSION
- 7 Across: Positively charged particle (6)PROTON
- 10 Across: Naturally occurring inorganic solid (7)MINERAL
- 11 Across: Biological catalyst for reactions (6)ENZYME
- 12 Across: Slow-moving river of ice (7)GLACIER
- 1 Down: Device for controlled nuclear reactions (7)REACTOR
- 3 Down: Pure substance on periodic table (7)ELEMENT
- 6 Down: Force attracting objects to Earth (7)GRAVITY
- 8 Down: Center of an atom or cell (7)NUCLEUS
- 9 Down: Fourth state of matter (6)PLASMA
🔬 Science Crossword #2
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Across
- 3. Force attracting objects to Earth
- 4. Uncharged particle in nucleus
- 8. Biological catalyst for reactions
- 9. Group of similar living organisms
- 10. Preserved remains of ancient life
Down
- 1. Substance providing immunity
- 2. Smallest discrete unit of energy
- 5. Pure substance on periodic table
- 6. Diffusion of water through a membrane
- 7. Solid with ordered atomic structure
Show answers
- 3 Across: Force attracting objects to Earth (7)GRAVITY
- 4 Across: Uncharged particle in nucleus (7)NEUTRON
- 8 Across: Biological catalyst for reactions (6)ENZYME
- 9 Across: Group of similar living organisms (7)SPECIES
- 10 Across: Preserved remains of ancient life (6)FOSSIL
- 1 Down: Substance providing immunity (7)VACCINE
- 2 Down: Smallest discrete unit of energy (7)QUANTUM
- 5 Down: Pure substance on periodic table (7)ELEMENT
- 6 Down: Diffusion of water through a membrane (7)OSMOSIS
- 7 Down: Solid with ordered atomic structure (7)CRYSTAL
🔬 Science Crossword #3
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Across
- 2. Center of an atom or cell
- 4. Large molecule essential for life
- 6. Naturally occurring inorganic solid
- 8. Diffusion of water through a membrane
- 9. Slow-moving river of ice
- 10. Biological catalyst for reactions
- 11. Substance providing immunity
Down
- 1. One body blocking another in space
- 3. Group of similar living organisms
- 4. Positively charged particle
- 5. Pure substance on periodic table
- 7. Uncharged particle in nucleus
Show answers
- 2 Across: Center of an atom or cell (7)NUCLEUS
- 4 Across: Large molecule essential for life (7)PROTEIN
- 6 Across: Naturally occurring inorganic solid (7)MINERAL
- 8 Across: Diffusion of water through a membrane (7)OSMOSIS
- 9 Across: Slow-moving river of ice (7)GLACIER
- 10 Across: Biological catalyst for reactions (6)ENZYME
- 11 Across: Substance providing immunity (7)VACCINE
- 1 Down: One body blocking another in space (7)ECLIPSE
- 3 Down: Group of similar living organisms (7)SPECIES
- 4 Down: Positively charged particle (6)PROTON
- 5 Down: Pure substance on periodic table (7)ELEMENT
- 7 Down: Uncharged particle in nucleus (7)NEUTRON
🔬 Science Crossword #4
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Across
- 3. Uncharged particle in nucleus
- 6. Naturally occurring inorganic solid
- 8. Preserved remains of ancient life
- 11. Group of similar living organisms
- 12. Substance providing immunity
Down
- 1. Large molecule essential for life
- 2. Biological catalyst for reactions
- 3. Center of an atom or cell
- 4. Diffusion of water through a membrane
- 5. Positively charged particle
- 7. Slow-moving river of ice
- 9. Device for controlled nuclear reactions
- 10. Fourth state of matter
Show answers
- 3 Across: Uncharged particle in nucleus (7)NEUTRON
- 6 Across: Naturally occurring inorganic solid (7)MINERAL
- 8 Across: Preserved remains of ancient life (6)FOSSIL
- 11 Across: Group of similar living organisms (7)SPECIES
- 12 Across: Substance providing immunity (7)VACCINE
- 1 Down: Large molecule essential for life (7)PROTEIN
- 2 Down: Biological catalyst for reactions (6)ENZYME
- 3 Down: Center of an atom or cell (7)NUCLEUS
- 4 Down: Diffusion of water through a membrane (7)OSMOSIS
- 5 Down: Positively charged particle (6)PROTON
- 7 Down: Slow-moving river of ice (7)GLACIER
- 9 Down: Device for controlled nuclear reactions (7)REACTOR
- 10 Down: Fourth state of matter (6)PLASMA
🔬 Science Crossword #5
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Across
- 3. Device for controlled nuclear reactions
- 4. Force attracting objects to Earth
- 5. Preserved remains of ancient life
- 7. Solid with ordered atomic structure
- 9. One body blocking another in space
- 10. Large molecule essential for life
Down
- 1. Positively charged particle
- 2. Slow-moving river of ice
- 6. Pure substance on periodic table
- 8. Mixture producing intense heat
Show answers
- 3 Across: Device for controlled nuclear reactions (7)REACTOR
- 4 Across: Force attracting objects to Earth (7)GRAVITY
- 5 Across: Preserved remains of ancient life (6)FOSSIL
- 7 Across: Solid with ordered atomic structure (7)CRYSTAL
- 9 Across: One body blocking another in space (7)ECLIPSE
- 10 Across: Large molecule essential for life (7)PROTEIN
- 1 Down: Positively charged particle (6)PROTON
- 2 Down: Slow-moving river of ice (7)GLACIER
- 6 Down: Pure substance on periodic table (7)ELEMENT
- 8 Down: Mixture producing intense heat (7)THERMIT
Solver Notes
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