Across

1. conservation of _______ law

3. a system that has no mass input or output

4. radiation that transports heat energy across space

6. a quantity that measures "size" and is not necessarily conserved

7. the conversion of material from one state to another, like gas to liquid

8. type of energy that is transferred when two objects have different temperatures

9. a quantity that does not change during an interaction is ____________

 

Down

2. the type of energy associated with the phase of a material

3. the heat __________ interaction transports heat energy through contact

5. category of energy resource; oil and uranium are examples