changes in matter
Across
- 4. The amount of space occypied by a substance and or object
- 8. Anything that has mass and takes up space.
- 10. A process where substances interact and transform into new substance
- 12. Substance that speeds up a chemical reaction without being consumed itself
- 13. in the formation of molecules
- 16. The average kinetic energy of the particles (Atmos or molecules) within a substance
- 19. Two or more Atmos connected by chemical bonds which forms from a smallest unit of a substance
- 20. One that absords energy typically in the form of heat from its surrounding
- 21. change: Transformed that alters the form or appearance of a substance
Down
- 1. Change: A process where one or more substance transform into new substance with different properties resulting from a change in chemical structure of original substances
- 2. The attraction between molecules of the same substances causing them to stick together
- 3. Property: A specific charchateristic of a substance like a element or a compund
- 5. Fundament measure that quanties the amount of matter n an object
- 6. A Fundament substance that cannot be broken down into simpler substance by ordinary chemical reaction
- 7. Substance formed when two or more different elements are chemically combined in a fixed ratio
- 9. A physical combination of two or more substances
- 11. A lasting attraction between two or more
- 14. Substance that participates in a chemical reaction and its converted into one or two bew substances called products
- 15. The substances that are formed as a result are a chemical reaction
- 17. Thermal Enegry transferred between two or more stystems at different tempeaures
- 18. The sum of both the work done and the heat generated or lost
- 20. Chemical reaction of process's that releases energy, in the form of heat into its surrounding
- 21. property: A substance that can be observed without changing the substance identity