--- title: S8P2 description: S8P2 Obtain, evaluate, and communicate information about the law of conservation of energy to develop arguments that energy can transform from one form to another within a system. 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/) # S8P2 Obtain, evaluate, and communicate information about the law of conservation of energy to develop arguments that energy can transform from one form to another within a system. [![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 S8P2 Lesson Plans Grade Ranges All K-2 3-5 6-8 [![](https://www.knowatom.com/hubfs/Screenshot%20(24).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/thermal-energy-and-particle-motion) ## [Thermal Energy and Particle Motion In this unit, students are introduced to science and engineering by exploring several phenomena that relate to cooking. Students begin with an investigation into the structure of matter and how energy determines state of matter. This page is a high level look at key components of this lesson. ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/thermal-energy-and-particle-motion) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/thermal-energy-and-particle-motion) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(28).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/chemical-reactions) ## [Chemical Reactions In this unit, students focus on interactions between matter and energy. In this lesson, students figure out the endothermic and exothermic phenomenon of chemical hot and cold packs to analyze matter and energy in different kinds of chemical reactions. This page is a high-level extract of this lesson. ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/chemical-reactions) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/chemical-reactions) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(28).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-chemical-cold-pack-reactions) ## [Engineering Chemical Cold Pack Reactions In this unit, students explore several phenomena that relate to cooking. In this lesson, students evaluate chemical reactions, and use that knowledge to engineer a prototype that transfers energy by chemical processes. This page showcases key components of this lesson. ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-chemical-cold-pack-reactions) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-chemical-cold-pack-reactions) [![](https://www.knowatom.com/hubfs/gravity-motion-single.jpg) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/energy-transformation) ## [Energy Transformation In this unit, students focus on the science phenomena of the relationship between gravity and motion, tracing how gravitational potential energy transforms to kinetic energy in different energy systems. In this lesson, they investigate the relationship between the drop height of a bouncy ball and its rebound height. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/energy-transformation) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/energy-transformation) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(32).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-and-heat-transfer) ## [Mass and Heat Transfer In this unit, students explore phenomena of natural processes that cause Earth’s surface to change over time, analyzing how energy causes Earth’s matter to transform and cycle from one form to another. In this lesson, students investigate how Earth materials are continually being reshaped and reformed by multiple processes that are powered by energy from Earth’s hot interior and the sun. This page is a high-level extract of this lesson. ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-and-heat-transfer) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-and-heat-transfer) [![](https://www.knowatom.com/hubfs/image1-Oct-09-2023-06-17-28-2489-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/mass-and-motion) ## [Mass and Motion In this unit, students encounter phenomena related to matter and energy as they learn about how engineers design materials with specific properties to address a wide range of societal needs.This page provides an overview of one lesson. ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/mass-and-motion) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/mass-and-motion) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-06-17-26-8016-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/chemical-reactions) ## [Chemical Reactions In this unit, students explore the relationship between matter and energy using the phenomenon of material properties to discover why certain materials are useful for a particular function. For this lesson, they focus on the role of energy in changing matter during a chemical reaction phenomena between two substances. This page is a high-level extract of this lesson. ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/chemical-reactions) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/chemical-reactions) [![](https://www.knowatom.com/hubfs/image3-Oct-09-2023-06-17-27-2694-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/polymer-structure-and-function) ## [Polymer Structure and Function In this unit, students use the phenomenon of why certain materials (such as the materials that make up a baseball) are useful for a particular function to explore the relationship between matter and energy phenomena. In this lesson students manipulate the properties of a polymer bouncy ball by changing the amounts of reactants in a chemical reaction. This page highlights parts of this lesson. ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/polymer-structure-and-function) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/polymer-structure-and-function) [![](https://www.knowatom.com/hubfs/image1-Oct-09-2023-07-19-57-9333-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) ## [Food Webs In this unit, students focus on animal populations, studying how all living things interact with and depend on other living things and the environment for survival. For this lesson, students explore how energy and matter move through a particular ecosystem’s food web and can be disrupted by the introduction of invasive species. This page highlights key components of this lesson.  ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-07-36-44-6688-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) ## [Engineering Shoreline Barriers In this unit, students learn about science phenomena related to ecosystems, studying how all living things interact with and depend on other living things and the environment for survival. In this lesson, students explore how humans can create solutions to protect ecosystems by designing an engineering solution for coastal erosion.This page provides an overview of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [![](https://www.knowatom.com/hubfs/image1-Oct-09-2023-07-25-38-5271-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/magnetism-and-energy) ## [Magnetism and Energy In this unit, students connect their explorations of Earth and life sciences with physical sciences with an exploration into the science phenomena of magnetism and electricity. They investigate magnetic fields and electromagnets in this lesson. This page showcases key parts of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/magnetism-and-energy) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/magnetism-and-energy) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(64).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/forces-and-motion) ## [Forces and Motion In this unit, students explore phenomena related to the relationship between forces and motion and how energy is converted from one form to another in an energy system. This page is a high-level extract of the first lesson from this unit which has students investigating the connection between an object’s mass and the force needed to change its motion.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/forces-and-motion) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/forces-and-motion) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(62).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-speed-and-kinetic-energy) ## [Mass, Speed, and Kinetic Energy In this unit, students analyze the science phenomena of connections between energy, forces, and motion. In this lesson, students use data to construct an explanation about phenomena that occur because of the relationships between an object’s kinetic energy, its mass, and its speed. This page provides an overview of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-speed-and-kinetic-energy) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/mass-speed-and-kinetic-energy) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(64).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-vehicles) ## [Engineering Vehicles In this unit, students explore the relationship between the phenomena of forces and motion and how energy is converted from one form to another in an energy system. In this lesson, students design a vehicle that can travel over a surface on a cushion of air. This page highlights key parts of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-vehicles) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/engineering-vehicles) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-07-25-36-9993-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/electric-and-magnetic-interactions) ## [Electric and Magnetic Interactions In this unit, students connect their explorations of Earth and life sciences with physical sciences with an exploration into the relationship between magnetism and electricity. In this lesson, they explore the interactions between magnets and electricity. This page is a high-level extract of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/electric-and-magnetic-interactions) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/electric-and-magnetic-interactions) Standards citation: NGSS Lead States. 2013. *Next Generation Science Standards: For States, By State*s. Washington, DC: The National Academies Press. 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