Low and high pressure

A pen tool is available to annotate on an interactive whiteboard.

Drag the text boxes to the correct position.

Click on the arrows in the key until they show the correct colours.

Select the next button to reveal the complete diagram and compare your answers.

A pen tool is available to annotate on an interactive whiteboard.

Drag the text boxes to the correct position.

Click on the arrows in the key until they show the correct colours.

Select the next button to reveal the complete diagram and compare your answers.