What's an example of a task that requires knowledge of physical objects to perform?
To attach sections of copper heating pipe together, you can

What's an example of a task that requires knowledge of physical objects to perform?
Best way to avoid a barbed wire

What's an example of a task that requires knowledge of physical objects to perform?
How To Make Homemade Twinkies

What's an example of a task that requires knowledge of physical objects to perform?
Paint small and hard to reach areas.