What's an example of a task that requires knowledge of physical objects to perform?
How can you tell if someone is lying to you?

What's an example of a task that requires knowledge of physical objects to perform?
To make a frame inside a cake for filling.

What's an example of a task that requires knowledge of physical objects to perform?
To sign up with GMAIL

What's an example of a task that requires knowledge of physical objects to perform?
how to make a cure box for crafts with adhesives