Across
- 5. plural noun. Traits, attributes, or characteristics that usually or always describe something—for example, traits that consistently describe a substance.
- 7. noun. A combination of two or more substances whose particles have not joined together.
- 9. noun. Two words, hyphenated here. The property that describes how well a substance allows electrical current to pass through it.
- 11. noun. Anything that has mass (weighs at least a little bit) and takes up space (has volume). A substance that makes up a physical object.
- 12. noun. A mixture in which the particles of one material are dissolved into a different material.
- 14. noun. A property that describes how effectively a substance can dissolve in another substance.
- 15. noun. A state of matter, such as water when you pour it.
- 17. noun. Three words, hyphenated (for example, they-look-like-this-with-hyphens-between-them.) A condition in which matter can exist, such as solid matter, liquid matter, or gaseous matter. The state of matter describes the way particles in that piece of matter are moving.
Down
- 1. noun. One of the extremely small pieces of matter, such as an atom.
- 2. as a noun: A test used to discover new information about a question. As a verb: To carry out a test with the purpose of discovering new information about a question.
- 3. verb. To serve as a channel, pathway, or medium for a type of kinetic energy such as heat, electricity, or sound.
- 4. noun. The property that describes how easily a substance is scratched.
- 6. noun. A state of matter, such as water when it has turned to ice.
- 8. noun. A state of matter, such as water when it is steam.
- 10. noun. The property of conducting (or the ability to conduct) heat, electricity, or sound.
- 12. noun. A material whose parts are each made of the same type of particle.
- 13. verb. To combine two or more things.
- 16. noun. A pretend version of something that scientists use when the real thing is too big, too small, or too complicated to work with.