science

Lucy decides to make a cake for her mother’s
birthday. She turns on the oven and sets the temperature to 350 degrees. The oven starts the preheating process and slowly will increase in temperature until it reaches the 350 degrees and then it will stop heating up. When the oven reaches the 350 degree temperature it is an example of which part of the system?

a; input
b; output
c; feedback **
d; none of the above

is c the answer ?

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  1. Yes! great job yodaaaaaa!!!!

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    posted by Candy
  2. I disagree. If a light turned on when the oven reached 350 to indicate to the cook that the desired temperature was reached, that would be feedback. I would agree with output.

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    posted by PsyDAG
  3. thanks !

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