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9Phys sci
Question | Answer |
---|---|
Mass | The about of matter in an object |
Length | The distance from end to end of something |
Volume | The amount of space something takes up. |
Weight | The amount of gravitational pull on an object |
Density | Mass/volume - how much matter is in a certain amount of space |
Qualitative | describing the quality of something |
Quantitative | describing the quantity of something |
precision | repeated measurements |
accuracy | Closeness to actual |
solid | state of matter characterized by particles arranged such that their shape and volume are relatively stable. |
liquid | The particles in a liquid are free to flow, so while a liquid has a definite volume, it does not have a definite shape. |
Gas | state of matter consisting of particles that have neither a defined volume nor defined shape. |
Freeze | Process by which a liquid becomes a solid |
Melt | Process by which a solid becomes a liquid |
Evaporate | Process by which a liquid becomes a gas |
Condense | Process by which a gas becomes a liquid |
Sublimate | Process by which a solid becomes a gas |
scientific Law | A scientific understanding that has been confirmed through repeated experimental tests. |
Scientific Theory | An explanation of a general principle helping to explain and predict natural phenomena. |