34 terms

NGSS Vocabulary 5th Grade

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Terms in this set (...)

matter
anything that has mass and takes up space
particles
very small pieces of solid or liquid matter
solid
a form of matter that has a definite shape and volume
liquid
a state of matter that has no definite shape but has a definite volume
gas
a state of matter with no definite shape or volume
plasma
the fourth state of matter which makes up the stars and other objects in the universe; ionized gas
model
a visual representation of a real object
mass
the amount of matter in an object
volume
the amount of space occupied by an object
property
characteristic
physical property
a property (as color, hardness, boiling point, state of matter) of matter not involving a chemical change
chemical property
a property of matter which describes how it may change its atomic structure when a chemical change occurs.
characteristic
a distinctive feature
physical property
a quality or condition of a substance that can be observed or measured without changing the substance's composition
element
a pure substance made of only one kind of atom (Ex. H=hydrogen)
atom
the smallest particle of an element
compound
a substance that is composed of two or more elements (ex NaCl= table salt)
molecule
the smallest unit of a compound; a group of 2 or more separate atoms bonded together
element: hydrogen
H
element: oxygen
O
element: carbon
C
element: sodium
Na
element: chlorine
Cl
NaCl
compound: table salt
CO2
compound: carbon dioxide
H2O
compound: water
texture
the feel of a substance
shape
the outline of an object
solution
a mixture that forms when one substance dissolves another
dissolve
to make or become liquid
solubility
the ability to dissolve in another substance
solute
substance being dissolved
solvent
a liquid substance capable of dissolving other substances
magnetism
the force of attraction or repulsion of magnetic materials

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