What's an example of a task that requires knowledge of physical objects to perform?
How do I freeze a huge pack of ground beef in smaller packages?

What's an example of a task that requires knowledge of physical objects to perform?
Prevent cats from digging in trash can.

What's an example of a task that requires knowledge of physical objects to perform?
To be able to better spot your luggage at baggage claims,

What's an example of a task that requires knowledge of physical objects to perform?
how do you crouch down?