Reference Materials These are basic reference information about the suite of geological and ground water hydrology testing tools in the Brownfield Action simulation.  A multiple-choice quiz follows each section. In order to be certified to use a testing tool in Brownfield Action, students must score a 100% on the corresponding quiz. Students can download all the files from this page. As for the answers to the quizzes, these can be accessed by the instructor in the Teachers & Users / Documents section, which is only available to Registered Users.   Topical Surveying Info - TopographicalSurveying.pdf  Quiz - TopoSurveyQuiz.pdf   Ground Penetrating Radar Info - GroundPenetratingRadar.pdf  Quiz - GPRQuiz.pdf   Magnetometry/Metal Detection Info - Magnetometry.pdf  Quiz - MMDQuiz.pdf   Seismic Reflection/Refraction Info - SeismicReflectionRefraction.pdf  Quiz - SRRQuiz.pdf   Excavation Info - Excavation.pdf  Quiz - ExcavationQuiz.pdf   Soil Gas Info - SoilsGas.pdf  Quiz - SoilGasQuiz.pdf   Direct Push and Drilling Info - DirectPushDrilling.pdf Quiz - DP_DrillingQuiz.pdf