What's an example of a task that requires knowledge of physical objects to perform?
To measure the width and length of a piece of wood, you can

What's an example of a task that requires knowledge of physical objects to perform?
To 3D print the Moire pattern of your choice.

What's an example of a task that requires knowledge of physical objects to perform?
How to clean your jewelry.

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