Across
- 4. The energy of motion.
- 6. Tiny particle that carries a negative charge and moves around the center of an atom.
- 10. Building block of life.
- 13. Invisible light that comes from different places.
- 14. Tightly packed.
- 17. Something that can change shape to fit the container it's in.
- 19. The vertical line on a graph.
- 21. The amount of space a solid, liquid, or gas takes up.
- 23. Variable Changed on purpose to see what happens.
- 24. I can boil an egg with this type of water.
- 25. The flow of energy from something hot to something cold.
Down
- 1. Using senses to describe something without numbers.
- 2. The new substances that are formed as a result of the reaction.
- 3. A bluish-white material on the periodic table.
- 5. Picture taken of the inside of your body.
- 7. Elements chemically joined together.
- 8. How well a substance dissolves in a liquid.
- 9. Pulls you toward the Earth.
- 11. The path an object takes as it moves around another object.
- 12. How heavy something is.
- 15. Structure in the cell that controls the cell and contains DNA.
- 16. When something can be set on fire easily.
- 18. A type of light that has a shorter wavelength than visible light.
- 20. A way to measure how much energy or work is done.
- 22. A tool used to measure temperature.