What's an example of a task that requires knowledge of physical objects to perform?
To remove the old strings from a guitar.

What's an example of a task that requires knowledge of physical objects to perform?
To add padding to the Bionic El Wire Mask so it is comfortable to wear.

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

What's an example of a task that requires knowledge of physical objects to perform?
Tell when there was a drought by looking at a tree slice.