SCI Crossword
Across
- 2. a machine used for the purpose of separating mixtures that are usually liquids.
- 3. when matter is changed from one form into another the total amount of mass stays the same.
- 8. a substance that takes part in a chemical reaction
Down
- 1. a system that does allow transfers of mass inreactant a substance that takes part in a chemical reaction (the input)/out of the system
- 3. a system that does not allow transfers of mass in/out of the system
- 4. the speed at which a substance undergoes a chemical reaction
- 5. An element that is generally a gas, have a low density, is usually dull or gaseous, is a poor conductor of heat and electricity, and most are not ductile or malleable.
- 6. An element that is solid at room temperature, has a high density, is shiny, is a good conductor of heat and electricity, and most are ductile and malleable.
- 7. a substance formed during a chemical reaction