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Prop. & Chan. Matter
Properties & Changes of Matter
Question | Answer |
---|---|
often the first physical property noticed for example, a lemon is yellow | color |
a physical property measured by how much matter an object contains | mass |
physical properties detected by sight | appearance |
how something acts | behavior |
temp. at which solid changes to a liquid | melting point |
a relationship between mass and volume | density |
properties such as color and texture that can be observed without changing the makeup of the material | physical |
how often should you taste lab expirence | never |
a characteristic that cannot be observed without altering the substance | chemical |
you use these to detect the properties of matter | senses |
our atmosphere is this state | has |
temperature at which a liquid changes into a gas | boiling point |
a liquied changing into a gas | vaporation |
a gas changing into a liquid | condensation |
a solid changing directly into a gas, without ever becoming a liquid | sublimation |
when a gas changes into a solid | deposition |