What's an example of a task that requires knowledge of physical objects to perform?
To protect your electronics.

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

What's an example of a task that requires knowledge of physical objects to perform?
How can I safely melt two plastics together?

What's an example of a task that requires knowledge of physical objects to perform?
Cook eggs in the toaster oven