Which observation indicates that heat is integral to the movement ...

[melina_rosy]

Which observation indicates that heat is integral to the movement of fluid in a lava lamp?
 
  A) The lava moves upward when it reaches 50C.
  B) The liquids expand as heat is applied.
  C) The density of the lava decreases as it reaches 50C.
  D) There is no movement of fluid in a cold lava lamp.

Question 2

Which type of heat transfer occurs without any movement of matter?
 
  A) transduction and radiation
  B) conduction and radiation
  C) transference and conduction
  D) convection and radiation

[Eunice618]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: B

[melina_rosy]

Thanks for the timely response, appreciate it

[nothere]

Excellent