Classic Crosswords Classic Nature Hard — Set 16
🔬 Science Crossword #1
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Across
- 2. A tool that makes far-away things look closer
- 4. A substance made of two or more elements bonded together
- 5. A tiny particle of light energy
- 6. Vibrations that travel through the air and are heard by ears
- 7. The natural home of an animal or plant
- 8. The upward force that makes things float in water
Down
- 1. The speed of something in a given direction
- 3. When a gas cools and turns back into a liquid
Show answers
- 2 Across: A tool that makes far-away things look closer (9)TELESCOPE
- 4 Across: A substance made of two or more elements bonded together (8)COMPOUND
- 5 Across: A tiny particle of light energy (6)PHOTON
- 6 Across: Vibrations that travel through the air and are heard by ears (5)SOUND
- 7 Across: The natural home of an animal or plant (7)HABITAT
- 8 Across: The upward force that makes things float in water (8)BUOYANCY
- 1 Down: The speed of something in a given direction (8)VELOCITY
- 3 Down: When a gas cools and turns back into a liquid (12)CONDENSATION
🔬 Science Crossword #2
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Across
- 1. A state of matter that flows and takes the shape of its container
- 4. Facts that show something is true
- 5. A tool for measuring temperature
- 8. An object that attracts iron and some other metals
- 9. A change in a living thing that helps it survive
Down
- 2. The tendency of an object to stay still or keep moving
- 3. Carefully watching and noting what happens
- 6. A state of matter that holds its shape
- 7. A state of matter that spreads to fill any space
Show answers
- 1 Across: A state of matter that flows and takes the shape of its container (6)LIQUID
- 4 Across: Facts that show something is true (8)EVIDENCE
- 5 Across: A tool for measuring temperature (11)THERMOMETER
- 8 Across: An object that attracts iron and some other metals (6)MAGNET
- 9 Across: A change in a living thing that helps it survive (10)ADAPTATION
- 2 Down: The tendency of an object to stay still or keep moving (7)INERTIA
- 3 Down: Carefully watching and noting what happens (11)OBSERVATION
- 6 Down: A state of matter that holds its shape (5)SOLID
- 7 Down: A state of matter that spreads to fill any space (3)GAS
🔬 Science Crossword #3
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Across
- 2. A material that does not let electricity or heat pass through easily
- 6. Something in an experiment that can be changed or measured
- 7. A unit of information that passes traits from parents to children
- 8. A chemical change when substances interact
Down
- 1. The molecule inside cells that carries instructions for life
- 3. When light bounces off a surface like a mirror
- 4. The invisible force that pulls things toward the Earth
- 5. A pure substance made of only one type of atom
Show answers
- 2 Across: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 6 Across: Something in an experiment that can be changed or measured (8)VARIABLE
- 7 Across: A unit of information that passes traits from parents to children (4)GENE
- 8 Across: A chemical change when substances interact (8)REACTION
- 1 Down: The molecule inside cells that carries instructions for life (3)DNA
- 3 Down: When light bounces off a surface like a mirror (10)REFLECTION
- 4 Down: The invisible force that pulls things toward the Earth (7)GRAVITY
- 5 Down: A pure substance made of only one type of atom (7)ELEMENT
🔬 Science Crossword #4
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Across
- 1. The rate at which something speeds up
- 4. An educated guess about what will happen in an experiment
- 6. The tiny building block that makes up all living things
- 7. The force that slows things down when they rub together
- 8. A tiny particle of light energy
Down
- 2. A form of energy that allows us to see
- 3. The amount of matter in an object
- 5. To say what you think will happen based on evidence
Show answers
- 1 Across: The rate at which something speeds up (12)ACCELERATION
- 4 Across: An educated guess about what will happen in an experiment (10)HYPOTHESIS
- 6 Across: The tiny building block that makes up all living things (4)CELL
- 7 Across: The force that slows things down when they rub together (8)FRICTION
- 8 Across: A tiny particle of light energy (6)PHOTON
- 2 Down: A form of energy that allows us to see (5)LIGHT
- 3 Down: The amount of matter in an object (4)MASS
- 5 Down: To say what you think will happen based on evidence (7)PREDICT
🔬 Science Crossword #5
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Across
- 5. Vibrations that travel through the air and are heard by ears
- 6. A tool that makes very tiny things look bigger
- 8. The invisible force that pulls things toward the Earth
Down
- 1. A thread-like structure in cells that carries genetic information
- 2. The wearing away of land by water, wind, or ice
- 3. The amount of space something takes up
- 4. Facts that show something is true
- 7. The tendency of an object to stay still or keep moving
Show answers
- 5 Across: Vibrations that travel through the air and are heard by ears (5)SOUND
- 6 Across: A tool that makes very tiny things look bigger (10)MICROSCOPE
- 8 Across: The invisible force that pulls things toward the Earth (7)GRAVITY
- 1 Down: A thread-like structure in cells that carries genetic information (10)CHROMOSOME
- 2 Down: The wearing away of land by water, wind, or ice (7)EROSION
- 3 Down: The amount of space something takes up (6)VOLUME
- 4 Down: Facts that show something is true (8)EVIDENCE
- 7 Down: The tendency of an object to stay still or keep moving (7)INERTIA
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.
What are classic crossword puzzles?
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.
How do I solve a classic crossword puzzle?
Start with the clues you know for certain and fill in those answers first. Use the crossing letters to help you figure out harder clues. Work through the across and down clues systematically, and don't be afraid to use a pencil so you can erase.
Who are classic crosswords best suited for?
Classic crossword puzzles are ideal for adults and older students who enjoy vocabulary challenges and general knowledge trivia. They work well for solo relaxation, classroom activities, or group puzzle-solving sessions.
How many classic crossword puzzles are available?
Our library includes dozens of classic crossword puzzles spanning topics like general knowledge, geography, history, and sports. New puzzles are added regularly so you always have fresh challenges to print and solve.
What is the difference between classic and quick crosswords?
Classic crossword puzzles use larger grids with more complex clues and require broader vocabulary knowledge. Quick crosswords feature smaller grids and simpler clues, making them faster to complete and more accessible for beginners.