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Matter
Vocab
Term | Definition |
---|---|
MATTER | anything that has mass and volume (a substance or material that has mass and takes up space) |
PARTICLES OF MATTER | the smallest part of a substance with properties that are the same as the larger substance |
PHYSICAL PROPERTIES | any of the characteristics of a substance used to describe it; like volume, mass, shape, size, color, its state |
MASS | the amount of matter in an object; measured in grams or kg using a pan balance. This stays constant. |
VOLUME | measures how much space an object is taking up; measured in milliliters (mL) for liquid using a graduated cylinder or beaker and centimeters cubed for solids using LxWxH or water diplacement |
WEIGHT | the amount of gravity that is pulling on an object; measure in Newtons or pounds using a scale; changes with gravitational pull |
DENSITY | the amount of mass for each cubic centimeter in a substance |
BUOYANCY | the resistance to sink (ability to float) |
SURFACE TENSION | a property of liquid where particles pull themselves toward each other and create a "skin" around them which keeps them together |