Technology - Westward Expansion

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This is an image of . . .

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Hydraulic Mine

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This is an image of . . .

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Steam Engine

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This image is an example of . . .

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Telegraph

Front

The telegraph was used for which purpose?

Back

It was used to send messages. It used a code of dots and dashes, called Morse code, for sending messages over wires.

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Hydraulic Mining was used for which purpose?

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It used the power of water to blast away tons of rocks and gravel when searching for gold.

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The steam engine was used for which purpose?

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It uses steam as energy. Allowed people to travel.

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What was the effect of hydraulic mining?

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It left the mountains and hills destroyed.

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What was the effect of the telegraph?

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It changed the way information is shared, leading to the development of internet and phones today.

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What was an effect of the steam engine?

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People were able to travel more easily.