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two long term effects of the transcontinental railroad were the promotion of the national unity and the creation of time zones is this statement true or false

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Greenleafable
This is true. Railroad companies across the world were first to use timezones and their own chronometers to tell time because the system as it was was faulty for such long distance travels. Later the time zones system was adopted by governments and now everyone uses it.

This is true. Railroad companies across the world were first to use timezones and their own chronometers to tell time because the system as it was was faulty for such long distance travels. Later the time zones system was adopted by governments and now everyone uses it.

Answer:

Explanation:

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