What's an example of a task that requires knowledge of physical objects to perform?
Clean oil painting.

What's an example of a task that requires knowledge of physical objects to perform?
How do you prepare steel tubing for welding into shape to build a table?

What's an example of a task that requires knowledge of physical objects to perform?
Make a leg support for bed time, to take pressure off of your back.

What's an example of a task that requires knowledge of physical objects to perform?
To make flour tortillas from scratch,