Vocab 1
Define density
Mass of a material that occupies a certain volume
What are the different types of data?
Qualitative and quantitative
What units are used to measure mass?
Grams and kilograms
What units are used to measure volume?
mL, L, m cubed, cm cubed
Define malleability
Describes how easily a substance can be hammered or bent into different shapes
Define Physical Properties
Characteristics that can be observed or measured without changing its chemical identity
What is displacement?
The amount of space that an object takes up when placed in a graduated cylinder
What formula is used for density?
d=m/v
What is an example of plasma?
Northern Lights and lightening
Define volume
The amount of space taken up by a substance or object
Define deposition
When a gas turns to a solid
How would solid particles look?
Close together and vibrating
What is sublimation?
When a solid turns into a gas
Matter can be described as which two properties?
Physical and chemical properties
Define matter
Is anything that has mass and volume
Define condensation
When a gas turns into a liquid
If the temperature goes up what happens to the energy?
It goes up
How can mass be measured?
Scale
Temperature is the measure of what?
The average kinetic energy of particles in a substance
Define solubility
Describes the ability of a substance to dissolve in a solvent
Define viscosity
Describes how quickly a substance flows in liquid form
What is thermal contraction?
The decrease in volume of a substance when its temperature is lowered
What is thermal expansion?
Increase in volume when temperature is raised
What is the difference between g/ml and g/cm cubed?
The first is units for fluids and the other is the units for solids
Define the kinetic molecular theory
Explains the behaviours of particles of solids, liquids, and gases