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Physical Science
Week 5
Term | Definition |
---|---|
Thermometer | measure temperature |
weight | the measurement of the pull of gravity of an object |
gravity | a force that pulls towards the center of a heavenly body |
magnetism | a force that can attract (pull closer) or repel (push away) magnetic materials **iron, nickel, cobalt, steel** |
conductor | a material that allows electricity or heat to pass through it easily |
insulator | a material that does NOT allow electricity or heat to pass through it easily (paper, plastic, cloth,rubber,wood, styrofoam cardboard, glass, porcelain) |
attract | a force that causes objects to pull together |
repel | a force that causes objects to push back or away from one another |
force | a push or a pull |
pressure | to apply a force on the surface of an object |