What's an example of a task that requires knowledge of physical objects to perform?
How do you untwist your thread.

What's an example of a task that requires knowledge of physical objects to perform?
How can I freshen my breath if I forgot to brush my teeth at home?

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

What's an example of a task that requires knowledge of physical objects to perform?
To make an inexpensive Valentine's day card,