Question text
20 When a piece of smouldering rope is held at the opening of the box in the diagram, smoke moves in the direction indicated. smouldering rope smoke glass fronted box burning candle What is responsible for the movement of the smoke? A convection B movement of free electrons C radiation D vibration of molecules
20 When a piece of smouldering rope is held at the opening of the box in the diagram, smoke moves
in the direction indicated.
smouldering rope
smoke
glass fronted box
burning candle
What is responsible for the movement of the smoke?
A convection
B movement of free electrons
C radiation
D vibration of molecules
Select your answer: