What's an example of a task that requires knowledge of physical objects to perform?
To poke holes in leather, you can

What's an example of a task that requires knowledge of physical objects to perform?
To soothe a newborn baby,

What's an example of a task that requires knowledge of physical objects to perform?
keep bananas from browning

What's an example of a task that requires knowledge of physical objects to perform?
Gluing leather to the cover inserts