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GT Matter Vocabulary
Fourth Grade
Term | Definition |
---|---|
States of Matter | solid, liquid, gas |
Solid | atoms packed together; definite shape and volume |
Liquid | atoms move; changes shape |
Gas | atoms spread out and move freely |
Matter | something that takes up space and has observable properties |
Property | something that can be observed, described, or measured about an object |
Physical Property | characteristics that can be easily observed: color, texture, shape, size |
Chemical Property | characteristics that can only be observed when matter is changed to another form |
Relative Density | whether matter sinks or floats in water |
Mass | the amount of matter in a substance |
Hypothesis | a prediction or educated guess about the result of an experiment |
Microscope | a tool that allows you to observe very small objects |
Solubility | whether a substance dissolves in water |
Volume | how much space an object takes up |