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What does KJ stand for?
kilojoules
movement of hot air up to cool air
convection
transfer of heat from one object to another
conduction
how would you increase the kinetic thermal energy of a liquid
by heating it up
the sum of Kinetic Energy and Potential Energy of the particles in a material is called
thermal energy
What is thermal equilibrium
when two substances reach the same temperature
would more ice cream or less ice cream melt faster?
less ice cream (less mass)
Particles moving ____have MORE kinetic energy.
Faster
in which direction does the transfer of thermal energy move?
From the hotter object (fire) to the colder object (the pan)
If there was an arrow showing the thermal energy transfer between the two objects, which direction would it point to?
to the left (from the red cube to the blue cube)
heat energy
thermal energy
a state of balance between opposing forces or actions
equilibrium
fixed, firm, or steady in position; not shaky or easily moved
stability
to give a different position, course, or direction
change
to move from one person or place to another
transfer
occurs when two objects come in contact with each other
Collision
A group of parts combined to form a whole that works or moves as a unit
System
to make a guess based on facts and observations
infer
The energy an object has due to its motion
Kinetic Energy
a number that is calculated by adding quantities together and dividing the total by the number of quantities
Average
The smallest unit of a substance that has all the properties of that substance.
Molecule
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