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Ch. 16 Science
Science chapter 16 surface waters
| Stream | Flowing water that follows a distinct course over the land |
| Elevation profile | Is a description of a stream of how it changes elevation from its beginning to its end |
| Stream gradient | The steepness of a stream’s channel |
| Mouth | Is where the stream flows into an ocean, lake, pond, or another stream |
| What is the origin of a stream called | Source |
| Tributaries | Smaller streams that feed into larger streams |
| High gradient streams often contain what | Rapids |
| What is an example of a rapid system | Waterfall |
| A stream that flows year-round is called what | Perennial stream |
| Identify three sources of water that can become a stream | A. Precipitation B. Melted water C. Springs |
| (True or False) the Columbia River between Washington and Oregon shares the same drainage basin is the Ohio River | False |
| What is a lake? What kind of water can it hold | A lake is a landlocked body of water that is completely cut off from any ocean. It can hold either fresh or salty water |
| Why are lakes important to exercising Biblical dominion? | Lakes hold 87% of all liquid fresh water on the earth’s surface. This makes them important sources of this precious resource. They also effect climate and can be used for transportation |
| What is the name of the world's largest freshwater lake in North America | Lake Superior |
| What are the scientists who study surface waters called | Limnologists |
| What was the study of lakes first called | Limnology |
| Who is considered the father of limnology? | Francois-Alphonse Forel |
| (True or False) a lake whose outlet stream flows faster than its inlet streams will eventually dry up | True |
| ( True or False) only good things result from exercising Biblical dominion | False |
| (True or False) the largest river basin is the world is drained by the Amazon River | True |
| (True or False) the Dead Sea drains into the Arabian Gulf | False |
| Why do smaller lakes and ponds have shorter “lifespans” than larger ones? | |
| What are two main sources of water for crater lakes? | a. Precipitation b. Hydrothermal water seeping into the crater from deep in the earth |
| Which American river has a tributary that is longer than the river itself | Mississippi River |
| What are the possible sources of water for a lake? | a. Inlet streams b. Precipitation c. Underground water |