(Question)
Question: How did the pendulum improve upon earlier clocks? I found the following answer on Google: When given an initial push, it will swing back and forth at a constant amplitude . Is that a correct answer? Yes or no.
(Answer)
No

(Question)
Question: what is middle class in the us I found the following answer on Google: Constituting roughly one third of households is the lower middle class consisting mostly of semi-professionals, skilled craftsmen and lower-level management. Is that a correct answer? Yes or no.
(Answer)
No

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Question: How Hydrogen Fuel For Cars Work I found the following answer on Google: The power plants of such vehicles convert the chemical energy of hydrogen to mechanical energy either by burning hydrogen in an internal combustion engine , or by reacting hydrogen with oxygen in a fuel cell to run electric motors. Is that a correct answer? Yes or no.
(Answer)
No