Across
- 7. the change in state from a liquid to a solid caused by removing energy
- 9. a fluid state of matter in which the particle are free to move but are held close to each other
- 10. the change of state from a liquid to a gas below the boiling point
- 14. the physical form of matter described by its physical characteristics
- 15. scientific law that states that matter and energy cannot be created or destroyed, but can only transfer between objects or transformed to a different form
- 18. a charged atom or group of atoms caused by a charge imbalance, which is produced by an unequal number of protons and electrons
- 20. the change in state from a solid directly to a gas caused by adding energy
- 21. the change of state from a liquid to a gas at the boiling point
- 22. anything that has mass and takes up a space; a physical substance
- 23. a material made of only one kind of element or compound; not a mixture
- 26. the change of state from a solid to a liquid at the melting point that is caused by adding energy
- 29. the ability to do work
- 31. two or more chemically bonded atoms
- 32. a rigid state of matter in which the particles align in a fixed arrangement
Down
- 1. the change from one pure substance to another by the rearrangement of atoms in a chemical reaction
- 2. a pure substance made up of only one kind of atom
- 3. a change of one element into another element by changes occurring in the nucleus of the atom
- 4. a pure substance formed by chemically combining or two or more elements
- 5. a physical combination of two or more substances
- 6. the force of gravitational attraction between an object's mass and its resident planet
- 8. a change in matter that doesn't alterits chemical identity
- 11. the attractive force between any two objects based on their masses
- 12. force acting on a moving object in the same or opposite direction of its motion or when energy is transferred to one object to another
- 13. the change in state from a liquid to a gas caused by adding energy
- 16. the measure of the amount of matter in an object
- 17. the hotness or coldness of a substance, stated in degrees, a measure of the average kinetic energy of a substance
- 19. the amount of space that an object occupies
- 24. the change in state from a gas to a liquid caused by removing energy
- 25. a push or pull on an object
- 27. a fluid state of matter in which the particles move so fast and are so far apart as to have little interaction with each other
- 28. the smallest neutral particle of an element that retains the characteristics of that element
- 30. a fluid state of matter made of extremely high temperature ionized particles.