Vocab
The transfer of heat through air and empty space in the form of waves
What is radiation?
A cup of hot tea has ____ thermal energy than a swimming pool because ___.
What is less because the pool has a greater mass?
A small unit of matter.
What is a particle?
A gas stove transferring thermal energy into the air around the stove is an example of _____.
What is radiation?
The transfer of heat within a substance or between two substances in direct contact.
What is conduction?
All objects within a system reach the same temperature.
What is thermal equilibrium?
As temperature decreases, kinetic energy _________.
What is decreases?
Thermal energy transferring from a heating pad to a sore back muscle is an example of _______.
What is conduction?
The transfer of heat due to the flow of fluids.
What is convection?
Heat transfers between substances from _____ temperatures to _____ temperatures.
What is higher to lower?
Kinetic energy particles in a gas are...
What is:
- unevenly arranged
- have spaces between them
- move fast and freely
Warm air rising and transferring heat to cooler air higher in the atmosphere is an example of _____.
What is convection?
The total kinetic energy of the particles in a substance.
Can be transferred from one location or substance to another as heat.
What is thermal energy?
Earth's largest source of thermal energy.
What is the sun?
Kinetic energy particles in a solid are...
What is:
- neatly arranged
- close together
- do not have much room for movement
Miller and Josey go to Starbucks. Miller gets a hot coffee while Josey gets an iced coffee. They argue over whose drink has more kinetic energy for 20 minutes.
_____ is correct.
What is Miller's hot coffee?
The transfer of thermal energy within or between substances due to a difference in temperatures
What is heat?
The overall transfer of heat between substances that have reached thermal equilibrium.
What is NONE?
The average kinetic energy of the particles in a substance.
What is temperature?
Aurora is making hot tea to heal her sore throat. She makes the tea too hot and burns her tongue, so she decides to put a few ice cubes in it. The ice cubes are able to cool down the tea because of _____.
What is thermal equilibrium?