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is the basic partical from which all elements are made
is a characteristic of a pure substance that descirbes its ability to change into different substancesex. rust
is the study of the properites of matter and how matter changes
is a pure substance that can not be broken down into any other substance by chemical or physical means
How do you calculate density
mass over volume
How do you calculate volume? What are you final units?
- length X width X height
- small = cm3 large= m3
is anything that has mass and takes up spaceex. a phone
is the charcteristic of a pure substance that can be observed without changing into another substanceex. sugar will disolve in water
What are atoms held together by?
what are the two kinds of mixtures?
the heterogeneous mixture and homogeneous mixture
what are the units for
- mass = g or kg
- length = cm, m, mm
- volume = cm3 mL
- density = g/cm3 ,liquid g/mL
what is the difference between a substance and a mixture?
- a substance is one single matter and a mixture is more then one matter.
- ex. substance = water mixture = cake
what is the difference between weight and mass?
- weight is the measure of gravity on you
- mass is the measurement of the amount of matter in the object
what do these atoms form when held together?