--- title: Matter and Its Interactions 1 description: Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties. 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/) # Matter and Its Interactions 1 Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties. [![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 Matter and Its Interactions 1 Lesson Plans Grade Ranges All K-2 3-5 6-8 [![](https://www.knowatom.com/hubfs/image2-Oct-07-2023-10-22-11-9967-AM.png) ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/matter-and-properties) ## [Matter and Properties In 2nd grade, students conduct investigations, carry out experiments, and apply their scientific knowledge to engineer prototype solutions. In this unit, students investigate the science phenomenon of properties of different kinds of matter, connecting a material’s properties with the functions for which it is used. ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/matter-and-properties) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/matter-and-properties) [![](https://www.knowatom.com/hubfs/image3-Oct-07-2023-10-23-57-1501-AM.png) ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/property-of-materials) ## [Property of Materials In this unit, students are introduced to scientific exploration as they observe and test the properties of different kinds of matter. For this lesson, students continue their exploration of properties of matter by classifying different kinds of objects according to observable properties. ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/property-of-materials) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/property-of-materials) [![](https://www.knowatom.com/hubfs/image1-Oct-07-2023-11-29-44-7026-AM.png) ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/structure-of-matter) ## [Structure of Matter In 3rd grade, students ask questions and conduct experiments to explore the world around them. In this unit, students unpack the phenomena of tiny particles called atoms that make up all matter in the universe. This page showcases key parts of the first lesson in this unit.](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/structure-of-matter) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/structure-of-matter) [![](https://www.knowatom.com/hubfs/image3-Oct-07-2023-11-32-55-9156-AM.png) ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/heat-and-matter) ## [Heat and Matter In this unit, students use the scientific process to analyze Earth’s place in the solar system. They begin by modeling how matter is made up of tiny particles called atoms, and changes state when heat is added or removed. This page provides an overview of lesson 1B in which students explore the science phenomena of how heat affects matter. ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/heat-and-matter) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/heat-and-matter) [![](https://www.knowatom.com/hubfs/image4-Oct-07-2023-11-45-35-6461-AM.png) ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/motion-in-the-solar-system) ## [Motion in the Solar System In this lesson, students model the solar system and analyze Earth’s place in the system as well as how the force of gravity causes the planets to move around the sun in predictable, regular paths. This page serves to highlight the key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/motion-in-the-solar-system) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/3rd-grade-science/motion-in-the-solar-system) [![](https://www.knowatom.com/hubfs/image1-Oct-07-2023-11-01-46-6039-AM.png) ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/engineering-owl-shelters) ## [Engineering Owl Shelters In the last unit, students observed butterflies moving through their life cycle, explored how butterflies are pollinators, and then designed a hand pollinator. In this unit, students explore the science phenomena of how shelters help animals survive in their environment and then design a prototype burrow-like structure to keep a burrowing owl cool in hot temperatures.](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/engineering-owl-shelters) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/2nd-grade-science/engineering-owl-shelters) [![](https://www.knowatom.com/hubfs/image3-Oct-07-2023-02-41-11-9781-PM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/balanced-vs-unbalanced-forces) ## [Balanced vs. Unbalanced Forces In this unit, students analyze the phenomena of matter, forces, and energy. In this lesson, they compare the effects of unbalanced versus balanced forces on objects. They then evaluate how matter interacts with and is changed by energy, which transfers from one object or system to another. This page showcases key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/balanced-vs-unbalanced-forces) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/balanced-vs-unbalanced-forces) [![](https://www.knowatom.com/hubfs/image4-Oct-07-2023-02-42-45-5684-PM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/energy-and-collisions) ## [Energy and Collisions In this unit, students explore matter, forces, and energy. In this lesson, students evaluate the science phenomena of how matter interacts with and is changed by energy, which transfers from one object or system to another. This page is a high-level extract of the components of this lesson.  ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/energy-and-collisions) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/energy-and-collisions) [![](https://www.knowatom.com/hubfs/Conservation-of-Matter11.jpg) ](https://www.knowatom.com/science-phenomena-videos/5th-grade-science/conservation-of-matter) ## [Conservation of Matter In this unit, students are introduced to the scientific process as they analyze matter in the universe and Earth’s place in the solar system. For the first lesson in this unit, they conduct an experiment to compare the masses of two different substances, analyzing how matter is never created or destroyed. Students also discuss how all matter in the universe is made up of different combinations of atoms formed from chemical reactions. This page highlights key parts of this lesson.](https://www.knowatom.com/science-phenomena-videos/5th-grade-science/conservation-of-matter) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/5th-grade-science/conservation-of-matter) [![](https://www.knowatom.com/hubfs/Forces-and-Levers1.jpg) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/forces-and-levers) ## [Forces and Levers In this unit, students use simple machines to explore the relationship between forces, energy, and motion. In the first lesson of the unit, students investigate how levers redirect force to do work. This page showcases key elements of this lesson.](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/forces-and-levers) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/forces-and-levers) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-05-21-46-0743-AM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/current-electricity) ## [Current Electricity In this unit, students continue to explore science phenomena related to energy, focusing on how energy is transferred in circuits and can do work, such as spinning a motor. Students begin with this lesson on exploring the basic phenomena of direct current energy flowing through parts of a simple and series circuit. ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/current-electricity) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/current-electricity) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-05-30-53-3447-AM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/waves-and-energy) ## [Waves and Energy In this unit, students explore the science phenomena of how energy can be transferred from one place to another. Students develop and use models of transverse and longitudinal waves in this lesson. This page showcases key components of this lesson.](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/waves-and-energy) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/waves-and-energy) [![](https://www.knowatom.com/hubfs/image2-Oct-09-2023-05-21-52-9550-AM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-electric-cars) ## [Engineering Electric Cars In this unit, students explore the science phenomena of how energy is transferred in a circuit to do work. In this lesson, students figure out the phenomena affecting the left and right movement of an electric car. This page is a high-level extract of this lesson. ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-electric-cars) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-electric-cars) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(83).png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/comparing-cells) ## [Comparing Cells In this unit, students explore science phenomena of the life forms that live on Earth, analyzing the cellular structures that make up complex organisms and figuring out how different groups of cells work together to keep the organism functioning properly. This page shows extracts from each part of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/comparing-cells) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/comparing-cells) [![](https://www.knowatom.com/hubfs/image3-Oct-09-2023-05-19-06-0943-AM.png) ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-launchers) ## [Engineering Launchers In this unit, students explore the phenomena of forces, energy, and motion in systems involving simple machines. In this lesson, students solve a problem by prototyping solutions to launch objects. This page highlights each component of this lesson. ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-launchers) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/4th-grade-science/engineering-launchers) 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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