Across
- 4. a state of matter of a dilute gas of bosons cooled to temperatures very close to absolute zero
- 6. forms a molecule
- 7. a group of atoms bonded together
- 8. each of the actual or potential patterns of electron density
- 10. degree of consistency measured by the quantity of mass per unit volume
- 12. the colorless fluid part of blood, lymph, or milk, in which corpuscles or fat globules are suspended.
- 14. a table of the chemical elements arranged in order of atomic number
- 16. when a solid material stretches under tensile stress
- 17. no electric charge
- 19. a thing that is composed of two or more separate elements; a mixture
Down
- 1. the positively charged central core of an atom
- 2. copper,silver,aluminum,tin
- 3. positive energy
- 5. steam,helium,air
- 7. an element whose properties are intermediate between those of metals and solid nonmetals
- 9. water,some soaps,soda,juice
- 11. the quality of being toxic or poisonous
- 13. negative energy
- 15. copper,silver,gold,radium,neon,oxygen,carbon,calcium,titanium
- 18. not gas or liquid