What's an example of a task that requires knowledge of physical objects to perform?
How to glue two pieces of wood together.

What's an example of a task that requires knowledge of physical objects to perform?
To dissolve sugar in water, you can

What's an example of a task that requires knowledge of physical objects to perform?
How can I mark my spot in a book?

What's an example of a task that requires knowledge of physical objects to perform?
Make egg free brownies.