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445 public resources
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Explore how human activities affect Earth systems, including air and water pollution, land use, and climate change. Learn about key environmental challenges alongside solutions like recycling, renewable energy, and conservation practices.
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Learning path
This learning path covers renewable and nonrenewable energy resources for Grade 6. Students explore solar, wind, hydroelectric, biomass, geothermal, fossil fuels, nuclear power, and concepts in energy conservation and future technologies.
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Explore the dynamic movement of ocean water through surface currents, deep density circulation, and gravitational tides. Discover diverse ocean floor features, bathymetry tools, and how marine systems shape global climate and life.
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Explore the concepts of lunar phases and eclipses through a series of structured practice forms. Learn about the lunar cycle, solar and lunar eclipses, shadow regions, and celestial alignments.
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Explore how Earth's rotation, axial tilt, and orbit around the Sun create day and night, solstices, equinoxes, and changing seasons. This learning path covers daylight variations, sunlight angles, climate zones, and common seasonal misconceptions.
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Explore the structure of our solar system, from the Sun and terrestrial planets to gravity, celestial bodies, and space exploration. This collection covers planetary characteristics, orbital dynamics, atmospheres, and objects beyond the inner planets.
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Explore how latitude, ocean currents, atmospheric winds, topography, and human activities shape global climate patterns and distinct climate zones. This learning path covers key factors that influence regional weather and Earth's climate system.
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Explore how air masses, fronts, pressure systems, and global winds interact to shape weather patterns. This set of exercises covers atmospheric conditions, cloud formation, severe weather, and reading weather maps for forecasting.
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Explore the key processes of the water cycle, including evaporation, condensation, precipitation, and groundwater movement. Learn how solar energy, atmospheric conditions, ecosystems, and human activities influence water across the globe.
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Explore the fundamental concepts of volcanoes and magma, including volcanic landforms, eruption styles, and plate tectonics. Learn about different volcano types, magma properties, hazards, and the global distribution of volcanic activity.
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Explore the fundamentals of earthquakes, tectonic plates, and seismic wave behavior. Learn about fault lines, earthquake measurement, related hazards, safety preparedness, and how ground motion is analyzed.
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Explore the processes of weathering, erosion, and deposition. This path covers natural forces shaping landforms, soil formation, and human impacts on soil conservation.
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Explore the continuous processes that form, change, and reform different types of rocks in the rock cycle. Learn about igneous, sedimentary, and metamorphic rocks, along with the geological pathways and energy sources that drive their transformations.
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Explore the fundamentals of plate tectonics and continental drift. Learn about Pangaea, seafloor spreading, tectonic boundaries, and how movement beneath Earth's surface shapes our planet.
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This learning path explores the structure, composition, and physical properties of Earth's internal layers. Students will examine the crust, mantle, core, heat transfer, seismic evidence, and how Earth compares to other planets.
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Master the interior and exterior angle sum rules for regular and irregular polygons in Grade 8 geometry. Learn to calculate angle measures, solve algebraic equations, and find the number of sides of various polygons.
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Learn to set up and solve real-world systems of linear equations across a variety of practical contexts. This learning path covers word problems involving ticket sales, motion, mixtures, costs, geometry, and business scenarios.
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This learning path covers two-way frequency tables for Grade 8 mathematics. Practice reading, calculating, and interpreting joint, marginal, and conditional relative frequencies across various scenarios and context-based data sets.
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This learning path covers lines of best fit and linear models for scatter plots. Students explore core concepts, write and interpret trend line equations, analyze bivariate data, make predictions, and apply skills to real-world scenarios.
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Explore bivariate data concepts, scatter plot patterns, lines of best fit, and two-way tables in this Grade 8 learning path. Practice identifying associations, analyzing real-world scenarios, and making predictions using trend lines.
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This learning path guides Grade 8 students through calculating the volumes of cones, cylinders, spheres, and hemispheres. Learners practice working with radii, diameters, missing dimensions, real-world word problems, and composite geometric shapes.
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This learning path explores coordinate geometry through calculating distances between points on a plane. Students practice using grid lines, slope triangles, simplified radicals, decimals, and algebraic steps to solve geometric and real-world problems.
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Master the Pythagorean Theorem through exercises covering missing hypotenuses, unknown leg lengths, decimal approximations, and Pythagorean triples. Practice applying these concepts to coordinate geometry, multi-step geometric shapes, and real-world word problems.
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Learn about angle relationships created by parallel lines and transversals. Practice identifying angle pairs, solving algebraic equations to find missing measures, proving lines are parallel, and applying geometric concepts to real-world problems.
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