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science

QuestionAnswer
we often describe a substance on the basis of its properties or characteristics
knowing the properties that materials have allows us to easily identify, classify, and find ways to use them
2 main types of properties that a material can have physcial properties and chemical properties
a materials natural color is a physcial property
iron and nickel are magnetic
allow light to pass through them transparent
measures how much matter is in a certain amount of space density
measure of how well energy is reflected from the surface of a material reflectivity
materials that are good conductors can transfer thermal energy and eletricty well conductivty
how much a material can bend without breaking flexibility
are the temperatures that a substance will boil or melt at boiling and melting point
a measure of how easily a substance can catch fire and how well it burns or can spread the fire in the presence of oxygen flammability
refers to how a harmful a chemical or substance is to living things toxicity
refers to how easily a substance will chemically react wih another substance reactivty
Created by: Joshiee
 

 



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