Kinetic Molecular Theory
Vocab
Random
Energy transfer
Laws of Thermodynamics
100
as the kinetic energy of the molecules in a substance increases, the _____________ increases
What is temperature increases?
100
Energy in motion
What is kinetic energy?
100
The fastest person in the world
Who is Usain Bolt?
100
When energy is transferred through touching
Conduction
100
The law represented in the image is....
What is the first law of thermodynamics?
200
The state of matter with the greatest amount of attraction towards the molecules
What is solid?
200
The study of how heat moves
What is thermodynamics?
200
the _________ is the only animal that can't jump
Elephant
200
If a cup of coffee is 80 degrees Celsius and an ice cube is added, heat flows from the ______ into the _______
From the coffee into the ice cube
200
At absolute zero (0K) the entropy of a systems is zero
What is the third law of thermodynamics?
300
The phase of matter represented by the image, molecules are moving the fastest
What is a gas?
300
The lowest possible temperature, where molecules stop moving and have no kinetic energy
What is absolute zero?
300
1/3 of our lifetime is spent ____________
Sleeping
300
!!DAILY DOUBLE!!
The phase change that occurs when a solid changes to gas
What is sublimation?
300
The measure of disorder of randomness in a system
What is entropy?
400
!!DAILY DOUBLE!!
A material must overcome the _________ _______ between molecules to change phases
What is the attractive force?
400
_____ energy is the energy created by the movement of particles (not kinetic energy)
What is heat energy?
400
What word becomes shorter when you add two letters
Short
400
When warm air is moved through a system to heat an object.
Convection
400
!!DAILY DOUBLE!!
(change in the internal energy of a system = heat - work)
the law associated with this equation is the __________
What is the first law of thermodynamics?
500
the kinetic molecular theory states particles are in constant __________ ________
What is random motion?
500
the measure of the average kinetic energy of the particles in a system
What is temperature?
500
The more of these you take, the more you leave
Footsteps
500
This type of energy transfer is done by the sun through space
radiation
500
The law that is represented below is....
(If A = B and B = C then A = C)
What is the zeroth law of thermodynamics?