Official Kids Mag is specifically written for kids ages 5 to 12. It contains activities and stories ranging from kid heroes, cooking, gardening, STEAM, education, fun facts and much more every month.
Issue link: https://www.epageflip.net/i/1394432
www.bwdh2o.org Beaver Lake Watershed Facts: • Beaver Dam and Lake (actually a Reservoir) was built on the White River in 1960. • Beaver Lake watershed is within Benton, Carroll, Madison, and Washington Counties and it is 766,026 acres in size. • Beaver Lake provides drinking water for 1 in 7 Arkansans, or over 530,000 residents in Northwest Arkansas. • Beaver Lake watershed, like other watersheds, provides ecosystem services such as drinking water, recreation, wildlife habitat, aesthetic beauty, and erosion and flood control. • We can protect Beaver Lake, its watershed, and the ecosystem services they provide through our actions. • There are economic benefits to protecting the resources provided by Beaver Lake Watershed. 1. What non-native fish thrives in the cold tailwaters below beaver dam? a. Largemouth Bass b. Longear Sunfish c. Rainbow Trout d. Shovelnose Sturgeon 2. grass clippings left on the sidewalk and in the street after mowing the yard: a. get carried by rain runoff into storm drains, ditches, and streams b. can cause flooding by clogging drainage conduits or pipes c. contain lots of nitrogen and phosphorous that pollutes waterbodies d. all of the above 3. Which of the following are reservoirs (lakes made by building dams) on the White river? a. Table Rock b. Tenkiller c. Beaver d. Bull Shoals e. Greers Ferry f. Grand 4. a stream that contributes its water to another larger stream or body of water is a: a. creek b. tributary c. slipstream d. river 5. What percent of earth's water is salty compared to fresh? a. 50% salty & 50% fresh b. 67% salty & 33% fresh c. 97% salty & 3% fresh d. None of these answers 6. rain gardens help stormwater runoff sloW down, spread out, and soaK in (infiltrate) which replenishes or refills: a. streambanks b. groundwater or aquifers c. buffer zones d. curb cuts 7. all living things require a healthy habitat with plenty of: a. food & water b. shelter c. air d. space e. all of the above 8. all the land that drains precipitation falling on it to a river is a: a. Landuse b. Riverpool c. Watershed d. Runoff e. Peninsula 9. Which of the following are potential pollutants that can have a negative impact on water quality? a. thermal (heat) b. chemicals c. sediment (dirt) d. all of the above 10. secchi depth is an indicator of the _______________ in the water column: a. dissolved oxygen content b. toxic metals c. chlorophyll-a concentration d. alkalinity e. fish population 11. the general term for any added substance that changes water so that it becomes harmful to use is: a. pollutant b. powder c. precipitation d. prescription 12. liquid water changes to what form in the process of evaporation or plant transpiration? a. vapor b. solid c. gas d. a or c 13. War eagle creek (that flows through the city of Huntsville, Hobbs state park, and War eagle Mill) is a tributary of what river? a. Cuyahoga b. White c. Mississippi d. Arkansas 14. rain gardens help capture the primary pollutant in beaver lake, which is: a. sediment b. motor oil c. pet waste d. fertilizer 15. the spanish word for "Water" is: a. eau b. wasser c. agua d. acqua 16. land trusts or conservation easements provide ways for private property owners to: a. save family farms b. preserve scenic viewsheds c. protect wildlife habitat d. all of the above 17. What secchi disk depth measurement indicates better lake water quality? a. shallow b. deep c. doesn't matter d. What's a Secchi Disk? 18. ground water in the beaver lake Watershed can: a. move quickly through fractures in limestone b. contain pollution from contaminants on the surface c. sustain perennial streams d. all of the above 19. Why is stream restoration important? a. protects water quality b. improves fish habitat c. creates recreational activities d. keeps stream banks from washing away e. all of the above 20. approximately how many homes around beaver lake are serviced by a septic system? a. 20% b. 0% - they are all on city sewer c. 65% d. 98% 21. diatoms are: a. bacteria that form slippery films on rocks b. aquarium fish that occasionally end up in local water bodies c. algae with cell walls made of silicon (glass) d. a chemical released by insects to help find mates 22. What does a secchi disk measure? a. lake depth b. water color c. water clarity d. temperature 23. How did "beaver lake" get its name? a. Beavers built the dam that made the lake b. Named for the 1960s "Leave It To Beaver" TV show c. Nobody really knows d. The US Army Corps of Engineers named the lake for Beaver, Arkansas, the town closest to the dam site. secchi science fair scavenger Hunt Visit exhibits & find the answers at Secchi Day!! 46 • august 2021 • www.of f icialKidsMag.com