| hint | |
| Name the top layer of the ocean. | |
| Name the middle layer of the ocean. | |
| Name the bottom/deepest layer of the ocean. | |
| What is the area where a river meets the sea? | |
| The amount of various salts dissolved in a given volume of water. | |
| Cloudiness in water that reduces the depth of the euphotic zone. | |
| Name the area at the mouth of a river that contains coastal wetlands and estuaries. | |
| Name the type of aquatic life zone characterized by lakes, rivers, and streams. | |
| What is the area of shoreline between the low and high tide marks? | |
| Name the area of ocean that extends from the continental shelf deeper ocean. | |
| Name the area of shallow water that extends from the high tide mark to the continental shelf. | |
| Name the type of aquatic life zone characterized by oceans, bays, estuaries, shorelines, and coral reef. | |
| | hint | |
| What percent of the earth is covered in saltwater? | |
| What percent of the earth is covered in freshwater? | |
| 1 of the 4 oceans | |
| Another 1 of the 4 oceans | |
| Another 1 of the 4 oceans | |
| Another 1 of the 4 oceans | |
| What is the largest ocean? | |
| A major type of organism found in water; ex; fish, turtles, whales | |
| A major type of organism found in water; ex: oysters, sea stars, bottom-dwellers | |
| What is a coastal land area covered by water all or part of the year? | |
| Described as a large natural bodies of standing freshwater formed by depressions in the earth being filled. | |
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