Two properties of matter are
t/f size is an example of a physical property
False
any substance that cannot be broken into simpler substances
Element
When a substance undergoes a physical change, its identity does what?
Stays the same
Texture, state, melting point, hardness, solubility, and density are all examples of ____________________.
Physical properties
Trail mix is an example of ___________ mixture
Heterogenous Mixture
T/F Brass has the physical properties of magnetism (magnetic)
False
Kool-aid, Coffee, and Soda are all examples of ___________ mixtures
Homogenous
T/F if two substances have the same density, color and hardness but different melting points, the substances ARE the same.
True
T/F air has mass
true
___________ is used to identify substances.
Density, Melting point, ect.
__________ is two or more pure substances chemically bonded together.
Compound
Aluminum is a(n) __________.
element
___________ substances that are made up of only one kind of particles and has a fixed or constant structure.
Pure Substance
The __________ of a substance is always the same at volume and mass.
Density
_____________ is a substances that's soluble in water, but not in oil
Soap
_______ is a property of substances that allows electricity to flow through it.
Conductivity