What's an example of a task that requires knowledge of physical objects to perform?
How can I stay cool on a hot day without AC?

What's an example of a task that requires knowledge of physical objects to perform?
To make pancakes without making a mess.

What's an example of a task that requires knowledge of physical objects to perform?
How to open a capped bottle.

What's an example of a task that requires knowledge of physical objects to perform?
When using bamboo for a tomato trellis,