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Science chpt 10
Properties and structure
| Term | Definition |
|---|---|
| An atomic particle that has a positive charge is called a(an)___________. | proton |
| A substances made of different atoms linked together is called a(an)____________ | molecule |
| _____________ is a measure of the force of gravity between Earth and an object. | Weight |
| A(an) ______________ is the smallest unit of an element. | atom |
| When a compound reaches its ____________, its ___________ changes. | boiling point, state of matter |
| A(an) ________________ is a negatively charged particle in the space outside an atom's ______________ | electron, nucleus |
| ___________ is a measure of matter's _________ divided by its volume | Density, mass |
| An object's ability to float depends of its ____________. | density |
| Water can turn from liquid to gas by evaporating or __________. | boiling |
| Mass is the measure of the ___________. | amount of material in an object |
| The molecules of a ___________ tend to be packed tightly in an organized way. | solid |
| The number of __________ an atom has determines what element it is. | protons |