Section Review 1.4-.15.docx - Amanda Balash 10th 1.4 Section Review 1 How did ancient people explore the undersea world They invented facemasks with

Section Review 1.4-.15.docx - Amanda Balash 10th 1.4...

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Amanda Balash 10th 1.4 Section Review 1. How did ancient people explore the undersea world? They invented facemasks with glass in order to see underwater. However, they had to hold their breath in order to dive. Eventually, they invented crude versions of air tanks which allowed them to stay under slightly longer. Later on, a device called a diving chamber was used and held a small supply of air. 2. What advantages do submersibles have over scuba gear? Because of the great water pressure, the depth to which a scuba diver can descend is very limited but a submersible can manage water pressure much better and go deeper. 3. What advantages do robots have over submersibles? Robots don’t hold people in them and decrease the risk of death. Also, they don’t need to contain air which allows them to sink easier and they don’t have to worry about air pressure or livable conditions. 1.5 Section Review 1. How was the Titanic finally located? A group of scientists from France and the US teamed up to locate the Titanic. They went over the area they thought the Titanic sunk with boats that had
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  • Fall '18
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  • RMS Titanic, Section Review

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