The figure below shows a light body floating in a container F3 End Term 1 physics Q3 State and explain the observation when a stream of air is blown over the month of the container as shown

Question

The figure below shows a light body floating in a container

State and explain the observation when a stream of air is blown over the month of the container as shown 

Answer 1

High speed of air reduced pressure above the mouth of the container . Higher pressure below the body pushes it up.