What's an example of a task that requires knowledge of physical objects to perform?
To mark a straight line on a plank of wood, you can

What's an example of a task that requires knowledge of physical objects to perform?
To lose weight by changing the seasoning of your food,

What's an example of a task that requires knowledge of physical objects to perform?
Add a lamp socket to a piece of mahogany wood

What's an example of a task that requires knowledge of physical objects to perform?
how to make salmon rissoles