NGSS

Next Generation Science Standards. The standards below are the ones water-sector content genuinely teaches; each links to its official text and to every aligned material here.

Grades K–2

• 2-ESS1-1 Provide evidence that Earth events can happen quickly or slowly 1 materials
• 2-ESS2-1 Compare solutions that slow wind or water from changing the land 2 materials
• 2-ESS2-2 Model the shapes of land and bodies of water in an area 5 materials
• 2-ESS2-3 Identify where water is found on Earth as solid or liquid 14 materials
• 2-LS2-1 Investigate whether plants need sunlight and water to grow 3 materials
• 2-PS1-1 Classify materials by their observable properties 6 materials
• 2-PS1-4 Argue which heating and cooling changes can be reversed 7 materials
• K-2-ETS1-1 Ask questions and gather information to define a simple problem 32 materials
• K-2-ETS1-2 Sketch or model how an object's shape helps it solve a problem 31 materials
• K-2-ETS1-3 Compare test data from two designs for the same problem 27 materials
• K-ESS2-1 Observe and describe local weather patterns over time 12 materials
• K-ESS3-2 Ask questions about weather forecasting and severe weather 5 materials
• K-ESS3-3 Communicate solutions to reduce human impact on land, water, and air 34 materials

Grades 3–5

• 3-5-ETS1-1 Define a design problem with criteria and constraints 40 materials
• 3-5-ETS1-2 Generate and compare multiple solutions to a problem 53 materials
• 3-5-ETS1-3 Run fair tests to improve a model or prototype 34 materials
• 3-ESS2-1 Represent seasonal weather data in tables and bar graphs 4 materials
• 3-ESS2-2 Describe climates in different regions of the world 2 materials
• 3-ESS3-1 Evaluate a design that reduces a weather-related hazard 4 materials
• 3-LS4-4 Evaluate a solution when environmental change affects organisms 2 materials
• 4-ESS2-1 Measure effects of weathering and the rate of erosion by water 9 materials
• 4-ESS2-2 Interpret maps to describe patterns of Earth's features 7 materials
• 4-ESS3-2 Compare solutions that reduce impacts of natural Earth processes 5 materials
• 4-PS3-4 Design and test a device that converts energy from one form to another 4 materials
• 5-ESS2-1 Model how the hydrosphere interacts with Earth's other systems 12 materials
• 5-ESS2-2 Graph amounts of salt water and fresh water on Earth 2 materials
• 5-ESS3-1 Research how communities use science to protect Earth's resources 16 materials
• 5-LS1-1 Argue that plants grow chiefly from air and water 1 materials
• 5-LS2-1 Model the movement of matter through an ecosystem 3 materials
• 5-PS1-1 Model that matter is made of particles too small to see 2 materials
• 5-PS1-2 Graph evidence that weight of matter is conserved in changes 3 materials
• 5-PS1-4 Investigate whether mixing substances makes new substances 3 materials

Grades 6–8

• MS-ESS2-1 Model the cycling of Earth's materials and the energy that drives it 1 materials
• MS-ESS2-2 Explain how geoscience processes reshape Earth's surface over time 3 materials
• MS-ESS2-4 Model the water cycle driven by the sun and gravity 22 materials
• MS-ESS2-5 Collect evidence for how air masses drive weather changes 2 materials
• MS-ESS2-6 Model how heating and rotation drive atmospheric and ocean circulation 2 materials
• MS-ESS3-1 Explain the uneven distribution of groundwater and other resources 15 materials
• MS-ESS3-2 Analyze natural-hazard data to forecast and mitigate events 3 materials
• MS-ESS3-3 Design a method to monitor and minimize a human impact 106 materials
• MS-ESS3-4 Argue how population and consumption impact Earth's systems 14 materials
• MS-ESS3-5 Ask questions about the causes of rising global temperatures 1 materials
• MS-ETS1-1 Define criteria and constraints of a design problem 64 materials
• MS-ETS1-2 Evaluate competing design solutions against criteria 69 materials
• MS-ETS1-3 Combine the best features of designs into a new solution 17 materials
• MS-ETS1-4 Model iterative testing to reach an optimal design 20 materials
• MS-LS2-1 Analyze how resource availability affects populations 23 materials
• MS-LS2-4 Argue how ecosystem changes affect populations 12 materials
• MS-LS2-5 Evaluate design solutions for biodiversity and ecosystem services 7 materials
• MS-PS1-1 Model the atomic composition of simple molecules 3 materials
• MS-PS1-4 Model particle motion and state change with thermal energy 5 materials
• MS-PS3-2 Model how changing arrangement changes stored potential energy 1 materials

Grades 9–12

• HS-ESS2-2 Analyze how one Earth-surface change feeds back on other systems 16 materials
• HS-ESS2-5 Investigate the properties of water and its effects on Earth materials 20 materials
• HS-ESS3-1 Explain how resource availability has shaped human activity 24 materials
• HS-ESS3-2 Evaluate design solutions for managing energy and mineral resources 20 materials
• HS-ESS3-3 Simulate resource management, sustainability, and biodiversity 12 materials
• HS-ESS3-4 Evaluate or refine a solution reducing human impact on natural systems 70 materials
• HS-ESS3-6 Represent relationships among Earth systems modified by humans 5 materials
• HS-ETS1-1 Specify criteria and constraints for a major global challenge 19 materials
• HS-ETS1-2 Break a complex problem into solvable engineering pieces 28 materials
• HS-ETS1-3 Evaluate a solution against prioritized criteria and trade-offs 95 materials
• HS-LS2-7 Design a solution reducing human impacts on the environment 26 materials
• HS-PS1-3 Investigate bulk properties to infer forces between particles 10 materials
• HS-PS3-4 Investigate thermal energy transfer toward uniform distribution 5 materials