Curated OER
Chemical Ideas 7.6 - Chromatography
Thin-layer and gas-liquid chromatography are introduced in an intelligible presentation. Paper chromatography is also listed as another type of chromatography, but it is not explained. If you are particular about appearances, there are...
Curated OER
Liquid Rainbow
Students develop their own techniques for drawing a small sample of solutions into a straw. They hypothesize ways to increase the density of water, and discuss how salt-free rainwater tends to float on top of salty seawater.
Curated OER
Drug Analysis Using Thin-Layer Chromatography
Students use forensic science to positively identify any suspected drugs submitted to the laboratory. They determine the identity of the drugs found in the bodies of drug-overdose victims. Students use TLC to identify the active...
Curated OER
What is the Mantle Like?
In these earth science worksheets student complete this project to model activity in the mantle, one Earth's four layers. The project includes liquid and powder materials in addition to several measuring components. Students must then...
Laboratory for Atmospheric and Space Physics
Science at 100,000 Feet
Take your class up, up, and away with an engaging weather balloon simulation! Individuals get hands-on experience in creating and launching their own airborne labs to study how temperature and pressure affect substances at 100,000...
Curated OER
Making Layered Hail Stones
Students explore how hail forms in the atmosphere, why hailstones are layered, and what accretion is. They also learn what supercooled liquids are.
Curated OER
A Matter of Density
In this density worksheet, students use different liquid densities to determine the order they would settle in if poured in a container together. Students review vocabulary terms associated with the density of matter. This worksheet has...
Anglophone School District
Fluids: Force in Fluids
Discuss Archimedes' Principle and fluid forces with your young scientists as they describe the relationship between mass, volume, and density during a series of engaging activities. They use the Participle Theory of Matter to explore the...
Curated OER
Properties of Matter
Learners describe four states of matter and their characteristics, explain thermal expansion of matter, interpret state changes in terms of kinetic theory of matter, explain relationship between temperature and volume of a gas, state...
American Museum of Natural History
Edible Earth
Create an edible model of the Earth using crispy rice cereal, marshmallows, and chocolate, yum! Model layers include the outer core, inner core, mantle, and crust.
Teach Engineering
Density Column Lab - Part 2
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the...
Curated OER
Why Do Some Things Float?
Young scholars recognize that density determines whether objects sink or float. In this sink or float lesson, students experiment with plastic in three liquids. young scholars drop their objects into the liquids and observe and...
Exploratorium
Soap Film Painting
If you are up for constructing a wooden frame, you can do this demonstration of the interference patterns when light reflects off of layers of soapy film. Both constructive and destructive interference can be seen as evidenced by the...
DiscoverE
Bridges, Buildings and Beyond Activity Packet: Grades 6-8
Pour a solid foundation of engineering into the minds of future engineers. Scholars take part in three activities to learn about civil engineering. They build a model of a cable-stayed bridge, conduct an experiment to see the effects of...
Curated OER
Chlorophyll
Middle schoolers use thin layer chromatography, TLC, to separate various pigments found in plants.
Curated OER
Science is a Wonderland
Students use the scientific method to study Animalia and Plantae Kingdoms. In this science inquiry instructional activity, students watch a PowerPoint about science process skills. Students complete the National Geographic bottled...
Curated OER
Thin Layer Chromatography (TLC) Separation of Plant Pigments - Chlorophyll, Carotene
Young scholars use TLC separations to identify various substances. In this chlorophyll lesson students separate pigments found in different plants.
Curated OER
Tic-Tac-Toe for Layers of the Earth
Eighth graders identify the different layers of the earth. In this earth science lesson, 8th graders choose a project to do from a given list according to their learning style. They present their finished project in class.
Curated OER
Earth Science: The Structure of the Earth
Young scholars identify and complete activities about the structure of the Earth. In this Earth structure lesson, students view a Powerpoint about the Earth's layers and complete a diagram. young scholars compare temperatures in the...
Curated OER
Seafloor Spreading
In this seafloor spreading worksheet, students use 12 given terms to complete sentences about the layers of the Earth and the components of the layers of the Earth.
Curated OER
Chromatography
Advanced techniques for the lab use of chromatography are detailed here and your students will learn the specifics of separating molecules using a staionary and mobile medium. Diagrams of the equipment used and some facts about how...
Curated OER
Soil and Water
Students study soil and how particle and pore size affect water movement. For this soil lesson students complete a lab activity to investigate pore saturation and sponge like behavior.
Curated OER
What's Inside the Earth?
In this earth's composition worksheet, students read about the layers within the earth and they answer 3 multiple choice questions. They color a diagram of the earth's core using different colors to represent the solid metal, the liquid...
Curated OER
Earthquakes
Students observe the melting of ice. In this phase change instructional activity, students observe ice as it melts. They discuss the process and create a Venn diagram comparing water and ice.