Thermal energy Vocab
thermal energy
sum of the kinetic energies of all the particles that make up an object
convection
a type of thermal energy transfer in which currents carry thermal energy from one part of the fluid to another
(Lava Lamp)
element
a pure substance that cannot be broken down into simpler substances
solvent
the part of a solution that dissolves other substances
What type of mixture is the lava lamp?
Heterogeneous
thermal expansion
tendency of particles to spread out when the kinetic energy increases
radiation
the process of thermal energy transfer by electromagnetic waves
compound
a substance consisting of molecules that contain more than one kind of atom
solute
the part of a solution dissolved by the solvent
What type of mixture is chocolate milk
Homogeneous
thermal conductor
substances that thermal energy can easily move through
conduction
transfer of thermal energy by direct contact of two objects or portions of matter
physical change
a change that alters the form or appearance of matter but does not form any new substances
aqueous solution
a type of homogeneous mixture in which molecules of another substance are uniformly mixed with water
What is the speed formula?
Speed= Distance/time
thermal insulator
substances that thermal energy cannot move through
What type of Thermal Energy transfer does the lava lamp use?
Convection
chemical change
a change that results in the formation of one or more new substances
concentration
how much of the solute is dissolved in a given amount of the solvent in a solution
What is Newton's Second Law
F=MA
thermal equilibrium
state in which all parts of a system are at the same temperature
The sun warming the sidewalk is an example of what form of Thermal energy transfer?
Radiation
chemical symbol
letter(s) used to represent each element
dilution
the decreasing of the concentration of a solution
What is it called when one plate is pushed below another at a convergent boundary?
Subduction