Question

The narrator says, "As simple as the ride seems, only advanced engineers can make safe and fun Ferris wheels." Can you think of any other machines that seem simple but actually are not? List at least two and explain why they are not actually simple. *
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Answer 1

Respuesta: roller coaster

Explicación: roller coasters are not so easy to build since it takes a lot of work and effort and also a lot of money to be able to make one