What's an example of a task that requires knowledge of physical objects to perform?
How to shoo away birds?

What's an example of a task that requires knowledge of physical objects to perform?
petroleum

What's an example of a task that requires knowledge of physical objects to perform?
What can I do to repair the button on my Polo shirt?

What's an example of a task that requires knowledge of physical objects to perform?
How do I make my bed?