Which investigation shows the transfer of heat energy in the absence of matter?(1 point)

Responses

Using electromagnetic waves to investigate radiation
Using electromagnetic waves to investigate radiation

Using a current through fluid to investigate radiation
Using a current through fluid to investigate radiation

Using particles in space colliding to investigate conduction
Using particles in space colliding to investigate conduction

Using particle movement through a solid to investigate conductio

Using particle movement through a solid to investigate conduction

Using particles in space colliding to investigate conduction.