Saturday, November 20, 2021

C.5 - Thermal Energy, Heat, and Temperature Online Exploration

Introduction: Heat always travels from a ______ object to a ________ object.
 1. Conduction
     a. Conduction is the transfer of ____ between substances that are in ______ with each other. 
     b. The better the ________, the more quickly ____ will transfer from the higher _________ to the _____ temperature. 
     c. Three examples of good conductors are: _____, _______, and ________.  
         What are these used for in the kitchen?
     d. A poor conductor is a good _________. 
         What are these used for in the kitchen? 





2. Convection
 a. Draw a picture of a convection current.  Label the red and blue arrows. 
 b. What is convection?
 c. What are some other examples of convection?
 d. Convection is the primary method that heat transfers in _______ and _____.
 e. Which is denser, cold air or warm air?  Explain.
f. 



Convection currents heat rooms.

rainbow lava lamp GIF
Convection currents make lava lamps hot and cool.



3. Radiation

a. When electromagnetic _____ travel through space, it is called ________. 
b. These waves transfer ____ to object. 
c. The ___ transfers heat to the _____ via ________ waves; this keeps us warm!
d. Draw a picture of the sun heating Mr. C up at the park or beach; don't forget the electromagnetic waves.
e. What are two other examples of radiation heat transfer?







4. IXL - I.1 

Predict heat flow and temperature changes