vocabulary
the amount of matter in an object
mass
any substance that has mass and takes up space
matter
amount of space an object takes up
volume
the temperature at which it changes its physical state from a solid to a liquid
melting point
a state of matter that has no definite shape but has a definite volume
a form of matter that has a definite shape and volume
solid
the ability of objects to flat in water or air
buoyancy
the smallest particle of an element
atom
the way someone or somethings looks
appearance
the amount of solute that can be dissolved in a specific volume of solvent
solubility
the amount of matter in an object
weight
the substance that gets dissolved
solute
does the dissolving
ex: water
solvent
something that cannot be dissolved in a liquid
insoluble
to mix a solid with a liquid until it becomes part of the liquid
dissolve
how heavy something is for its size
density
the temperature at which it changes its physical state from liquid to gas
boiling point
the temperature at which it changes its physical state from liquid to solid
freezing point
describes how a substance reacts or changes into a new substance.
chemical properties
is a characteristic of matter that is not associated with a change in its chemical composition. Example: density, color, hardness, melting and boiling points, and electrical conductivity
physical properties
is a change of materials into another, new materials with different properties and one or more than one new substances are formed.
chemical change
involves a change in physical properties
physical change
when an object enters water, it pushes water out to make room for itself. the object pushes out a volume of water that is equal to its own volume.
water displacement
a state of matter with no definite shape or volume
gas
rest or move on or near the surface of a liquid without sinking
float