MissEldridgeScience

Dive into oceanography with Investigating Bathymetry, a hands-on, NGSS-aligned lab activity where students use real NOAA depth soundings to map underwater topography. By drawing contour lines (isobaths) to visualize seafloor features like steep slopes and deep channels, students build essential real-world skills in data analysis and spatial modeling. This ready-to-print resource is the perfect addition to any upper middle or high school Earth science curriculum looking for an engaging, data-dr

This hands-on laboratory activity introduces students to ocean stratification by exploring how salinity and temperature directly influence water density. Using common classroom materials, students create vivid, color-coded layers in a graduated cylinder to visually model real-world marine environments. The comprehensive resource includes clear background reading, step-by-step procedures, observation diagrams, and critical thinking analysis questions to solidify student understanding of global oc

This engaging, print-and-go graphing activity challenges students to analyze and plot temperature and salinity depth profiles using real-world contextual data from Camano Island, WA. By constructing a dual-line graph and answering targeted comprehension questions, students will visually explore how these variables determine water density and drive ocean stratification. It’s a low-prep, highly effective resource for earth science or oceanography teachers looking to reinforce data-literacy and g