Vocab
The transfer of heat through air and empty space in the form of waves
What is radiation?
The three methods of thermal energy transfer.
The average kinetic energy of the particles in a substance.
What is temperature?
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 in the atmosphere is an example of _____.
What is convection?
The total kinetic energy of the particles in a substance.
It can be transferred from one location or substance to another as heat.
What is thermal energy?
In a pot of boiling water, warm water rises and cool water sinks. This movement creates a circular current called a _______________.
What is a convection cycle?
Kinetic energy particles in a solid are...
What is:
- neatly arranged
- close together
- do not have much room for movement
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?
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 kinetic energy of a substance _________ as it changes from a solid to a liquid?
What is increases?
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?