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science study guide1
physical science study guide
Question | Answer |
---|---|
What is a atom? | The smallest chemical unit of matter. |
what is a molecule? | Two or more atoms linked together to make a substance with unique properties. |
What is concentration? | The quantity of a substance within a certain volume. |
Have scientists actually seen atoms? | No |
Give the numerical meaning for the prefix "centi". | .01 |
give the numerical meaning for the prefix "milli". | .001 |
give the numerical meaning for the prefix "kilo". | 1,000 |
a statue is made out of copper and displayed outside. after many years, what color will the statue be? | blue,green |