What's an example of a task that requires knowledge of physical objects to perform?
Can I change the color of my blood

What's an example of a task that requires knowledge of physical objects to perform?
To open a bag of potato chips without spilling them,

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

What's an example of a task that requires knowledge of physical objects to perform?
How can you keep a brass ring from turning your finger green?