A state of matter that has no fixed shape or volume
Gas
A _______ is a state of matter with a fixed volume but no fixedshape.
What is a liquid?
temperature at which a substance changes from a liquid to a solid
What is freezing point?
what is an atom?
smallest basic unit of matter
when we mention "particles" we are talking about atoms
A measure of the amount of matter present in a given volume of substance.
Density
matter vs mass
mass is the amount of matter in an object
matter is anything that has mass and takes up space
A _______ is a state of matter with a fixed shape and volume.
What is solid?
What state of matter is this? and describe the particle relation,
What is solid? Each particle is attached to several others so it cannot move.
what is an molecule?
when two or more atoms bond together or combine
example H2O
melting point, color, flammability, boiling point
Which is a chemical property?
flammability
A characteristic of a substance that can be observed or measured without changing its composition
What is physical property?
Density describes the relationship between ____ and ____.
mass and volume
SI unit for volume
cubic meters cm3
Evaporation is a change from a gas to a liquid
What is false?/ Condensation
Pure substance or Mixture
Mixture
what do you use to observe physical properties of a substance?
your 5 senses (hearing, seeing, touching, tasting, and smelling)
scientific tools
What is the definition for Element?
a substance that only contains one type of atom
What is a special name for cubic decimeter dm3
Liter (L)
when a liquid's temperature increases to a certain level this begins to occur
boiling point
A _____ mixture are where substances are easily spread throughout
homogenous
SI base unit for mass
kilogram or kg
The measure of the capacity that an object holds
Volume
A change in the physical substance but not the actual substance itself
Physical change
Two types of physical properties used to classify matter
intensive/extensive
BONUS: What is the 4th state of matter
Plasma