Who and when was the compass invented?
Over 2000 years ago by the Chinese, by magnetizing needles made from iron, and placing them in water
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Who and when was the compass invented?
### Input: 
### Response: Over 2000 years ago by the Chinese, by magnetizing needles made from iron, and placing them in water