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. 

Q: To clean old CDs that are scratched and dirty so that they continue to work,

A: rub the CDs with toothpaste, a clean rag and cold water afterwards.
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Q: What type of chainsaw should I use to cut down a very thick tree?

A: A gas powered chainsaw should be used to cut down a very thick tree as it has more power and can be used for longer at a single time than an electric powered chainsaw.
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Q: How do you make a tissue paper streamer?

A:
Take a paper plate and cut it in half. Glue cotton balls on the plate. Find different colored tissue paper and cut them into strips. Glue the strips to the back of the plate.
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