What's an example of a task that requires knowledge of physical objects to perform?
How do I place the biscuit and butter mixture in the pie dish when making chocolate nutella tart?

What's an example of a task that requires knowledge of physical objects to perform?
How do I sharpen a knife.

What's an example of a task that requires knowledge of physical objects to perform?
How can I grab metal out of a tub of corrosive liquid?

What's an example of a task that requires knowledge of physical objects to perform?
to keep car doors from freezing shut.