Concept one Flashcards
What does WHMIS stand for?
workplace hazardous materials information system
What is Matter?
anything that has mass and takes up space
What is Lustre?
the amount of shininess in a substance
What is the Melting point?
the temperature at which a solid becomes a liquid (0 degrees Celcius)
What is the boiling point?
the temperature at which a liquid becomes a gas (100 degrees Celcius)
what is hardness?
a substances ability to resist being scratched
what is malleability?
a substance that can be pounded or rolled into sheets
what is ductility?
Any solid that can be stretched into a long wire
What is crystal shape?
the shape of a substances crystals
what is solubility?
the ability of a substance to be dissolved into another
what is density?
the amount of mass in a given volume of a substance
what is conductivity?
the ability of a substance to conduct heat or electricity
What are the three states of matter?
solids, liquids, and gases
what is evaporation?
when a liquid turns into a gas
what is condensation?
when a gas turns into a liquid
what is deposition?
when a gas turns into a solid
what is sublimation?
when a solid turns into a gas
what is liquidification?
when a solid turns into a liquid
what is solidification?
when a liquid turns into a gas
What is a mechanical mixture?
when the different substances that make up the mixture are visible (heterogeneous mixture)
what is a solution?
when the different substances that make up the mixture are not visible
what is a suspension?
a cloudy mixture in which tiny particles of one substance are held within another, but can be separated
what is a colloid?
a cloudy mixture in which tiny particles of one substance cannot be separated
what is an element?
one substance on its own
what is a compound?
has two or more substances mixed together
