What's an example of a task that requires knowledge of physical objects to perform?
Make carved pumpkin last longer.

What's an example of a task that requires knowledge of physical objects to perform?
How many photos do I need to take?

What's an example of a task that requires knowledge of physical objects to perform?
Do I need to get all the stuff out of the clay?

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