3.2 Matter Flashcards
matter
anything that has mass and occupies space (matter is what makes up the universe, either than energy)
a substance
something with a unique and identifiable set of properties
a physical property
property that can be found without creating a new substance
Density, colour, and hardness are examples of _______.
physical properties
a chemical property
the ability of a substance to undergo chemical reactions and change in new substances, either by itself or with other substances
Hydrogens ability to burn in air and produce water is a ________.
chemical property
an extensive property
physical property which depends on the amount of the substance present
Mass and volume are examples of ______ and _____ properties.
physical
extensive
an intensive property
physical property which depends solely on the nature of the substance, and not on much of the substance is present
Density and melting temperature are examples of _____ and _____ properties.
physical
intensive
______ properties are used to identify substances, not ______ properties
intensive
extensive
hardness
ability of a solid to resist abrasion or scratching
malleability
ability to be rolled or hammered into thin sheets
ductility
ability to be stretched or drawn into wires
lustre
manner in which a solid surface reflects light, can vary from metallic to glassy, oily, pearly, silky, or dull
