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Transcript
Ch.19 & 20 Review Game! Question 1 What is a large body of saline water that may be surrounded by land called? Question 2 What is the deepest place in the Earth’s crust called? Question 3 What describes a system that uses acoustic signals and returned echoes to determine the location of objects Question 4 What are the two major areas the ocean floor can be divided into? Question 5 What is the shallow sea floor that is located between the shoreline and the deep-ocean bottom? Question 6 What is the part of the ocean floor that is under deep water beyond the continental margin? Question 7 Name 4 features characteristic of continental margins. Question 8 Name at least 4 features characteristic of a deepocean basin. Question 9 Where are seamounts often formed near? Question 10 What are continental shelves and slopes often covered with? Question 11 Sediments, rocks, soil, snow that are often collected from the deep-ocean basin by drilling are called what? Question 12 What are lumps of minerals that are made of oxides of manganese, iron, copper, or nickel that is scattered in groups on the ocean floor? Question 13 What is the deepest and largest ocean on the Earth? Question 14 What are the two main gases dissolved in ocean water? Question 15 Gases dissolve more readily in cold water or warm water? Question 16 Where does most oxygen in the ocean enter from? Question 17 Which of the following are factors that affect the salinity of ocean water? (There are two) Density Light Energy Chemicals Temperature Question 18 What is the process of removing salt from ocean water? Question 19 What is a layer of body of water in which water temperature drops with increased depth faster than it does in other layers Question 20 Sediments on the ocean floor such as the remains of marine plants and animals are examples of what? Question 21 If sonar is used to measure the depth in a particular area of the ocean and the time it took for the waves to hit the ocean floor and then the surface of the ocean was 3.9 seconds and the speed is 1400 ft/sec, what is the depth. Question 22 What is the density of oxygen gas if 0.369 g occupies a volume of 567 mL? Question 23 A Sample of wood has the dimensions of 5cm x 3cm x 4 cm. If the mass of the wood is 456 g, what is the density of wood? Question 24 What is aquaculture? Question 25 The most valuable resource in the ocean, found beneath the ocean floor, is what?