Science

3. A physical change in which liquid turns into gas when it reaches its point of temperature.
4. also known as shapeless and has a disordered structure of a solid
6. a part of an atom that contains a negative charge
8. Phase change from solid to gas without passing through the liquid phase
10. Phase change from solid to liquid through heat
11. Tiny, indivisible, and indestructible parts of matter
12. Combination of two or more atoms
14. A substance that has mass and volume
16. Form of a substance
17. kind of solids that are held together by ionic bonds
19. A characteristic of matter that has compacted molecules
21. A characteristic of matter that has molecules that are constantly moving with one another.
23. Phase change from liquid to solid
24. The reason for the surface tension of a liquid to work; tendency of the same particles to stick together.
26. Phase changes from liquid to gas
27. Phase change from gas to solid without passing through the liquid phase
28. A resistance of liquids to flow freely
29. The changing of the physical state/appearance of a substance.

1. kind of solids that are held together by metallic bonds
2. kinds of solids that are held together by the forces that hold liquids
5. The English chemist that had the idea that the world around us is made up of molecules
7. kind of solids that are held together by covalent bonds
9. a part of an atom that contains a positive charge
13. the number of the phases of matter that we have
15. The changing of the molecular particles of a substance.
16. change of an object’s state of matter from one form to another
18. lattice arranged in a repeating, three dimensional structure
20. a part of an atom that contains a neutral charge
22. A characteristic of matter that has less compacted molecules
25. Phase change from gas into liquid