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Extras
100
Is anything that has mass that takes space.
matter


100
Is a characteristic of matter that you can observe or measure without changing the identity of the matter.
physical property
100
A change in size,shape,form,or state in matter without changing its identity.
Physical change
100
Is a characteristic of matter that can be observed as it changes to a different type of matter.
Chemical property
100
The substances are mixed evenly.
Homogeneous 
200
 A building block of matter.

atom 


200
The amount of matter in an object.
mass
200
Particles are very compact.
solid
200
Is a change in matter in which the substance that make up matter forms a different substance with new chemical and physical properties. 
Chemical change
200
The substances are unevenly mixed.
Heterogeneous 
300
To form a solution by mixing evenly.
dissolve
300
Is the ability of one substance to dissolve into another.


Solubility
300
Particles are very spread out.
gas
300
Is the amount of substance in a certain volume.
concentration 
300
When wood burns what does it undergo. 
Chemical change
400
Is matter with composition that is always the same.
substance
400
Is the mass per unit volume of a substance.
Density
400
5g+155g=160g is an example of what?
conservation of mass
400
Does surface area affect the rate at which a chemical change occurs?
yes
400
When papers cut what does it undergo.
Physical change
500
Matter that can very in composition.
mixture
500
Boiling point and freezing point in Celsius.
100C 0C
500
Partly compacted.
liquid 
500
Does temperature affect the rate at which a chemical reaction occurs?
yes
500
When something goes from a liquid to a gas the atoms what.
lose attraction to each other