Term
SI
----------
the Systeme Internationale, or International System of measurement (aka Metric System)
----------
Ruler |
|
Definition
|
|
Term
Volume
----------
Amount of space occupied by a substance
----------
Inside |
|
Definition
|
|
Term
Mass
----------
Amount of matter in a substance
----------
#mass |
|
Definition
|
|
Term
Density
----------
Mass divided by Volume (how 'dense' a substance is)
----------
m/v |
|
Definition
|
|
Term
Matter
----------
Anything that has mass and takes up space
----------
Space |
|
Definition
|
|
Term
Solid
----------
A state of matter that has a definite shape and a definite volume; low energy
----------
Block |
|
Definition
|
|
Term
Liquid
----------
A state of matter that has no definite shape but has a defninite volume; high energy.
----------
Water |
|
Definition
|
|
Term
Gas
----------
A stste of matter with no defninite shape or volume; very high energy.
----------
Exhaust |
|
Definition
|
|
Term
Plasma
----------
A fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors; highest energy
----------
Nuke |
|
Definition
|
|
Term
Kinetic Theory
----------
All matter consists of tiny particles that are in constant motion
----------
Movement |
|
Definition
|
|
Term
Line graph
----------
A graph in which data points are joined by a linke; the IV is quantitative
----------
Points |
|
Definition
|
|
Term
Bar Graph
----------
A graph that uses horizontal or vertical bars to display data; IV is qualitative
----------
Bars |
|
Definition
|
|
Term
Circle Graph
----------
A data display that uses pieces of a circle to show parts of a whole
----------
Pie |
|
Definition
|
|
Term
Temperature
----------
A mesure of the average energy of motion of the particles of a substance(hot = high energy; cold = low energy)
----------
Seasons |
|
Definition
|
|
Term
Kelvin
----------
SI unit for temperature (1 K = -272.2 C or -457.8 F)
----------
Calvin |
|
Definition
|
|
Term
Chemical Change
----------
A change in matter that produces one or more new substances (i.e. lighting and exploding a firework, rusting metal)
----------
Rust |
|
Definition
|
|
Term
Physical Change
----------
A change in a substance that does not involove a change in the identity of the substance(i.e. soaking a sponge, melting chocolate)
----------
Cutting |
|
Definition
|
|
Term
Chemical Property
----------
A characteristic of a pure substance that describes its ability to change into different substances (i.e. reactivity, flammability, oxidation)
----------
Flame
|
|
Definition
|
|
Term
Physical Property
----------
A characteristic of a pure substance that can be observed without changing it into another substance (i.e. melting point, color, smell, freezing point)
----------
Color |
|
Definition
|
|
Term
Metric Ladder
----------
Used to convert from one metric unit to another
----------
In - Cm |
|
Definition
|
|
Term
Thermal Energy
----------
The total energy of motion in the particles of a substance
----------
Fast |
|
Definition
|
|
Term
Melting Point
----------
The temp. at which a solid becomes a liquid
----------
Melt |
|
Definition
|
|
Term
Heat of Fusion
----------
Amount of energy required to change a substance from the solid phase to the liquid phase
----------
Ice - Water |
|
Definition
|
|
Term
Boiling Point
----------
The temp. at which a liquid changes to a gas
----------
Boiling Water |
|
Definition
|
|
Term
Heat of vaporization
----------
The amount of energy required for the liquid at its boiling point to become a gas
----------
Steam
|
|
Definition
|
|
Term
Sublimation
----------
A change directly from the solid to the gas state without becoming liquid
----------
Evaporation
|
|
Definition
|
|
Term
Thermal expansion
----------
An increase in the size of a substance when the temperature is increased
----------
Growing |
|
Definition
|
|
Term
Bouyancy
----------
The ability to float
----------
Boat |
|
Definition
|
|
Term
Pressure
----------
Force divided by the area; decreases with more volume but increases with more temperature
----------
Bomb |
|
Definition
|
|
Term
Viscosity
----------
A liquid's resistance to flowing (i.e. water has a lower viscosity than maple syrup, because maple syrup flows very slowly.)
----------
Lava |
|
Definition
|
|
Term
Boyle's Law
----------
at constant temperature, when the volume of a gas increases the pressure will decrease (i.e. more volume means more space to move, so less molecules are pushing against and creating pressure inside the container)
----------
|
|
Definition
|
|
Term
Charle's Law
----------
at constant pressure, when the temperature of a gas increases so will the volume of the gas (i.e. molecules have more energy and spread out further)
----------
|
|
Definition
|
|
Term
Substance
----------
A single kind of matter that is pure and has a specific set of properties
----------
Holy
|
|
Definition
|
|
Term
Element
----------
A pure substance made of only one kind of atom (i.e. carbon, oxygen, nitrogen)
----------
Air, Fire, Water, Earth, AVATAR |
|
Definition
|
|
Term
Compound
----------
A substance made up of atoms of two or more different elements joined by chemical bonds (i.e. carbon dioxide, water, sugar)
----------
Sugar
|
|
Definition
|
|
Term
Heterogeneous Mixture
----------
A mixture in which different materials can be distinguished easily (i.e. tossed salad)
----------
Mica |
|
Definition
|
|
Term
Suspension
----------
A mixture in which particles can be seen and easily separated by settling or filtration (i.e. sand mixed in a glass of water)
----------
Fresh water, salt water
|
|
Definition
|
|
Term
Solution
----------
A liquid that is a homogeneous mixture of two or more substances(i.e. Kool - Aid)
----------
Kool - Aid
|
|
Definition
|
|
Term
Law of Conservation of Mass
----------
Matter is neither created nor destroyed; the same amount of matter that enters a reaction will be present at the end of the reaction too, though maybe in a different form
----------
Space |
|
Definition
|
|
Term
Gram
----------
SI unit for mass (g)
|
|
Definition
|
|
Term
Liter
----------
SI unit for volume (v)
|
|
Definition
|
|
Term
Meter
----------
SI unit for distance (m)
|
|
Definition
|
|
Term
SI Prefixes
----------
1000 = kilo (k), 100 = hecto (h), 10 = deka (dk), 0.1 = deci (d), 0.01 = centi (c), 0.001 = mili (m) |
|
Definition
|
|
