--- title: 7.ESS.1 description: 7.ESS.1 The hydrologic cycle illustrates the changing states of water as it moves through the lithosphere, biosphere, hydrosphere and atmosphere. image: https://www.knowatom.com/hubfs/Right%20Image.png --- [![Teacher Login](https://no-cache.hubspot.com/cta/default/347944/f56bee57-133e-4975-8055-799f1f23588b.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/f56bee57-133e-4975-8055-799f1f23588b) [Teacher Login](https://app.knowatom.com/signin) [![KnowAtom Logo](https://www.knowatom.com/hubfs/KnowAtom%20Logo.svg "KnowAtom Logo")](https://www.knowatom.com/) # 7.ESS.1 The hydrologic cycle illustrates the changing states of water as it moves through the lithosphere, biosphere, hydrosphere and atmosphere. [![Download a Sample Unit](https://no-cache.hubspot.com/cta/default/347944/20eee377-e175-48fe-a039-ae723137a2a6.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/20eee377-e175-48fe-a039-ae723137a2a6) Science & Engineering Practices - [Developing and using models](https://www.knowatom.com/developing-and-using-models) - [Planning and carrying out investigations](https://www.knowatom.com/planning-and-carrying-out-investigations) - [Constructing explanations and designing solutions](https://www.knowatom.com/constructing-explanations-and-designing-solutions) - [Engaging in argument from evidence](https://www.knowatom.com/engaging-in-argument-from-evidence) - [Obtaining evaluating and communicating information](https://www.knowatom.com/obtaining-evaluating-and-communicating-information) Disciplinary Core Ideas - [Weather and Climate](https://www.knowatom.com/weather-and-climate) - [Conservation of Energy and Energy Transfer](https://www.knowatom.com/conservation-of-energy-and-energy-transfer) Crosscutting Concepts - [Patterns](https://www.knowatom.com/patterns) - [Cause and Effect](https://www.knowatom.com/cause-and-effect) [![New call-to-action](https://no-cache.hubspot.com/cta/default/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f) ## Browse 7.ESS.1 Lesson Plans Grade Ranges All K-2 3-5 6-8 [![](https://www.knowatom.com/hubfs/image1-Oct-09-2023-06-34-28-8926-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/earth-sun-moon-system) ## [Earth-Sun-Moon System In this unit, students explore the science phenomena gravity and its role in the universe. In this lesson they investigate how gravity within the Earth-sun-moon system causes different observable patterns. This page showcases key elements in this lesson. ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/earth-sun-moon-system) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/earth-sun-moon-system) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(37).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/glacier-motion) ## [Glacier Motion In this unit, students analyze the phenomena that have shaped Earth’s surface, analyzing how gravitational energy moves glaciers, which have sculpted the land over time. This page showcases elements of the first lesson which focuses on glacier motion.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/glacier-motion) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/glacier-motion) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(38).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/climate-analysis) ## [Climate Analysis In this unit, students focus on the phenomena of Earth’s ice as they model how glaciers shape Earth’s surface. In this lesson, they investigate how scientists use ice cores to reconstruct Earth’s past climates and environments. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/climate-analysis) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/climate-analysis) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(59).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-flow) ## [Groundwater Flow In this unit, students explore the science phenomena of Earth systems as they interact. Students do this by discovering the importance of water for life on Earth. In this lesson, students figure out groundwater flow by exploring the porosity and permeability of different Earth materials. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-flow) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-flow) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(58).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) ## [Groundwater Contamination In this unit, This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/groundwater-contamination) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(57).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) ## [Engineering Water Filtration Devices In this unit, students focus on interactions between the hydrosphere and the geosphere as they explore the phenomena of groundwater in human development. For this lesson, they engineer a water filtration device to treat samples of simulated polluted stormwater runoff. This page highlights key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-water-filtration-devices) [![](https://www.knowatom.com/hubfs/image1-Oct-08-2023-08-20-18-3788-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/the-water-cycle-and-earths-systems) ## [The Water Cycle and Earth's Systems In this unit, students explore the science phenomena of matter, energy, and heat transfer to explore weather and climate. In this lesson they investigate how the sun powers the global water cycle, which in turn has very local impacts that affect regional climates around the world. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/the-water-cycle-and-earths-systems) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/the-water-cycle-and-earths-systems) [![](https://www.knowatom.com/hubfs/image4-Oct-08-2023-08-20-13-1100-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/ocean-salinity-and-density) ## [Ocean Salinity and Density In this unit, students investigate the relationship between the water cycle, ocean salinity, weather, and climate. In this lesson, students explore ocean salinity and analyze how ocean density is related to its molecular structure. This page highlights key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/ocean-salinity-and-density) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/ocean-salinity-and-density) [![](https://www.knowatom.com/hubfs/image3-Oct-08-2023-08-20-15-5924-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earths-climate) ## [Earth’s Climate In this unit, students build on their scientific knowledge about matter, energy, and heat transfer to explore science phenomena related to weather and climate. They investigate how the sun powers the global water cycle, which in turn has very local impacts that affect the phenomena of regional climates around the world. This page showcases all the parts of this lesson. ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earths-climate) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earths-climate) [![](https://www.knowatom.com/hubfs/image1-Oct-08-2023-08-20-18-3788-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/engineering-rain-harvesting-systems) ## [Engineering Rain Harvesting Systems In this unit, students build on their scientific knowledge about matter, energy, and heat transfer to explore the phenomena of weather and climate. They investigate how the sun powers the global water cycle, which in turn has very local impacts that affect the phenomena of regional climates around the world. They then use that knowledge to figure out and design a technology that solves the problem of drought-related water shortages.](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/engineering-rain-harvesting-systems) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/engineering-rain-harvesting-systems) [![](https://www.knowatom.com/hubfs/image3-Oct-08-2023-08-40-04-5991-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earth-materials) ## [Earth Materials In this unit, students explore phenomena that change Earth’s surface over time, analyzing how weathering, erosion, and convection in the mantle are three phenomena that help to cycle Earth materials. In this final lesson of the unit, students use their knowledge to analyze the science phenomena of rock strata, thus reconstructing Earth’s geologic history. This page showcases components of this lesson.](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earth-materials) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/earth-materials) Standards citation: NGSS Lead States. 2013. *Next Generation Science Standards: For States, By State*s. Washington, DC: The National Academies Press. Neither WestEd nor the lead states and partners that developed the Next Generation Science Standards were involved in the production of this product, and do not endorse it. ![KnowAtom Logo](https://www.knowatom.com/hubfs/KnowAtom%20Logo.svg "KnowAtom Logo") Quick Links Resources Sign Up for Our Blog ### Sign Up for Our Blog Connect with Us - - - - © 2026 KnowAtom LLC  •  10 Brady Drive Unit 3   •  Ipswich MA •   01938 USA [DO NOT SELL MY PERSONAL INFORMATION](https://www.knowatom.com/do-not-sell-my-personal-information) | [Privacy Policy](https://www.knowatom.com/privacy-policy) | [Terms of Use](https://www.knowatom.com/terms-of-use) ```json { "@context" : "http://schema.org", "@type" : "Organization", "address" : { "@type" : "PostalAddress", "addressCountry" : "USA", "addressLocality" : "Salem", "addressRegion" : "MA", "postalCode" : "01970", "streetAddress" : "27 Congress Suite 410" }, "alternateName" : "KA", "areaServed" : { "@type" : "GeoCircle", "geoMidpoint" : { "@type" : "GeoCoordinates", "latitude" : "+42.5182274", "longitude" : "-70.8877569" }, "geoRadius" : "150 km" }, "description" : "Next Generation Science STEM Curriculum", "email" : "fvigeant@knowatom.com", "image" : "https://www.knowatom.com/hubfs/KA-GSD.png", "logo" : "https://www.knowatom.com/hubfs/Knowatom-2017/Image/logo-1.png", "mainEntityOfPage" : { "@id" : "https://www.knowatom.com/7.ess.1", "@type" : "WebPage", "description" : "7.ESS.1 The hydrologic cycle illustrates the changing states of water as it moves through the lithosphere, biosphere, hydrosphere and atmosphere." }, "name" : "KnowAtom", "sameAs" : [ "https://www.facebook.com/KnowAtom", "https://twitter.com/KnowAtom", "https://www.youtube.com/channel/UCS0rbN0RfqaU1xaISrdVpTA", "https://plus.google.com/110709105138117096940" ], "telephone" : "(617) 475-3475", "url" : "https://www.knowatom.com" } ```