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