What's an example of a task that requires knowledge of physical objects to perform?
Prevent house rodents.

What's an example of a task that requires knowledge of physical objects to perform?
To detect the potential difference between two points

What's an example of a task that requires knowledge of physical objects to perform?
How can I move around my shop vac with one hand?

What's an example of a task that requires knowledge of physical objects to perform?
To uninstall a software from a windows computer.