What's an example of a task that requires knowledge of physical objects to perform?
To put several items in a computer in the same folder.

What's an example of a task that requires knowledge of physical objects to perform?
To remove nails from reclaimed wood,

What's an example of a task that requires knowledge of physical objects to perform?
To cure bad breath.

What's an example of a task that requires knowledge of physical objects to perform?
How can I get twice as much juice from lemons, oranges, or Limes?