What's an example of a task that requires knowledge of physical objects to perform?
Dry up a spilled glass of water.

What's an example of a task that requires knowledge of physical objects to perform?
chalk

What's an example of a task that requires knowledge of physical objects to perform?
Make paper boot trees.

What's an example of a task that requires knowledge of physical objects to perform?
How do I set up my charcoal grill for indirect heat ?