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physical science 3
Final Exam
| Term | Definition |
|---|---|
| .buoyancy | the ability to float |
| relative density | determines whether one substance will sink or float in another |
| mass | the amount of matter in a substance |
| temperature | the measure of the movement of particles in a substance |
| volume | the amount of space something takes up |
| solubility | the ability of a substance to dissolve when mixed with another substance |
| magnetism | the ability to attract iron nickle or cobalt |
| conduct electricity | the ability to allow electricity to flow through it |
| insulate/conduct thermal energy | conduct-thermal energy passes through.insulate -thermal energy stays in place |
| microscope | a tool that uses a collection of lenses to magnify small objects |
| mixtures | two or more substances that do not form another substance |
| variable | is a condition or factor that changes in an investigation so the effects can be observed |
| motion | is the movement of an object |
| force | a push or pull that causes an object to move,stop,or change direction |
| pull | a force that moves something closer |