1. Of the three states of matter, which one has neither definite volume nor definite shape?   Liquid   Gas   Solid   Air   Hint Half-n-half Clue   2. Of the three states of matter, which one has definite volume but no definite shape?   Liquid   Gas   Solid   Water   Half-n-half Clue   3. A chemical change takes place when ice melts to water.   True   False   4. Which of the following is an element?   Air   Water   Aluminum   Salt   Half-n-half Clue   5. Mass is the amount of matter in a substance.   True   False   6. _______ typically combine together to form molecules.   Electrons   Protons   Elements   Atoms   Half-n-half Clue   7. The weight of an object is best determined by a beam balance rather than a spring balance.   True   False