In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 
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Question: To measure the length of a board,

Answer: use a tape measure.  Place the end of the tape at one end of the board, then pull the tape to the other end of the board.


Question: To test batteries to see if they're any good,

Answer: drop the batteries and see if they bounce once to see if they're good.


Question: what to use as a base for sauces

Answer:
make a roux