What's an example of a task that requires knowledge of physical objects to perform?
how do you refresh your home page on facebook?

What's an example of a task that requires knowledge of physical objects to perform?
How to wash the childs hair.

What's an example of a task that requires knowledge of physical objects to perform?
To increase the pressure of the water coming from a water hose,

What's an example of a task that requires knowledge of physical objects to perform?
how do you peel a banana?