What's an example of a task that requires knowledge of physical objects to perform?
To make a cell phone alarm louder,

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?
How to ensure you don't use your guitar pick?

What's an example of a task that requires knowledge of physical objects to perform?
to keep car doors from freezing shut.