explain why
(1) steel is used to make railway lines.
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steel is used to make railway lines because steel is very flexible and has the ability to expand. steel is used because when it expands it does not change it shape, it only becomes bigger making sure it is safe to travel by train
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Answered by
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steel is used to make railway lines because steel is very flexible and has the ability to expand. steel is used because when it expands it does not change it shape, it only becomes bigger making sure it is safe to travel by train.
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