What's an example of a task that requires knowledge of physical objects to perform?
How long should I workout each day

What's an example of a task that requires knowledge of physical objects to perform?
How can I keep a fence post plumb and in position while setting it?

What's an example of a task that requires knowledge of physical objects to perform?
To separate butter into cubes, you can

What's an example of a task that requires knowledge of physical objects to perform?
To prevent over spraying spray paint indoors.