Students describe the role of density in driving deep ocean currents and the density layers of the ocean. They determine that the ocean is one continuous body of water with global currents that interact, with water surrounding all...

Third graders explore the difference between a physical change in a substance and a chemical change. students study the volume, density, altering shape and chemistry of a copper penny.

High schoolers perform an experiment to determine the stomaltal index on the upper and lower epidermis of two species of leaves. Stomatal densities change in response to changing atmospheric levels of carbon dioxide and to annual rainfall.

In this asteroids and planets worksheet, students read about the formation of planets from asteroids. Students solve 6 mathematical problems including finding the rate of growth of a planet, determining the mass of a planet at a given...

In this volume worksheet, students determine the number of cuboids needed to create a rectangular prism of a particular size. They determine the mass, volume and density of cereal boxes. Students determine the volume of rectangular...

In this galaxy instructional activity, students calculate the volume of the Milky Way Galaxy, they determine the total mass, the density and the volume of the Milky Way Galaxy. They also solve 2 problems about the volume and size of the...

In this salinity worksheet, students simulate conditions of salt and fresh water mixing and observe the various densities of these solutions based on their salinity.

Students explore many of the basic properties of matter including atoms, ions, elements, molecules, and density. The class explores an interactive flash-animated Web site to answer questions and clarify misconceptions they might have had...

Students investigate the density of touch receptors in various parts of the body. They discover how the body senses various stimuli, then maps a picture of the "homunculus" of the experimental subject.

Students forecast future population growth of the U.S. Virgin Islands. In this U.S. Census lesson plan, students explain the factors that influence population density on the U.S. Virgin Islands, including geography and economic activity.

Students investigate moles and Avogadro's hypothesis. In this moles lesson plan, students complete a worksheet by finding the volume of 1 mole of each substance given its density and they find the number of molecules, the formula, the...

Students investigate the properties of solids, liquids and gases. For this states of matter lesson plan, students observe dry ice and its characteristics. They calculate the density of dry ice and observe the sublimation of the dry ice...

For this moon's atmosphere worksheet, students read about the tenuous lunar atmosphere and solve 4 problems. They find the density of helium particles, they find the grams of given atoms in the moon's atmosphere and they find the volume...

In this lunar surface worksheet, students use an image taken by the LRO satellite to investigate the size of craters on the moon's surface, to determine the crater density and to find the average distance between the craters.

In this sunspots and magnetic fields learning exercise, students read about the satellite images taken showing 'loopy' patterns from solar gases and the magnetic fields on the sun. Students solve 2 problems including finding the volume...

Students construct their own lava lamp using simple substances. In this physics lesson plan, students explain how difference in density causes convection. They solve for forces and buoyancy using mathematical equations.

High schoolers analyze the impact of human activity (e.g., population density, pollution) to a country where the target language is spoken. They prepare a three paragraph essay and describe the impact of pollution on the environment...

Young scholars collect data as they identify and classify native prairie plants and insects. They create their own population study using a variety of sampling techniques to determine the population density of various species. Students...

Sixth graders research conditions that caused 16th Century Black Plague and led to downfall of Europe, and examine causes and effects of population density, disease, and invention.

Students develop critical thinking and awareness about the complexity of natural resource use, wealth distribution, population densities, poverty, and the environment. They think about people living in different parts of the world and...

Learners explore the Earth's climatic regions and their characteristics. Using the Internet, they evaluate regional vegetation, agriculture, and population density. Students name and describe instruments that measure weather. They...

In this gas worksheet, students use the ideal gas law to find volumes of gases, pressure of gases, moles of gases, mass of gases and molecules of gases. They find unknowns at standard temperature and pressure and they calculate the...

In this measurements activity, students find their weight, height, width and depth of their bodies at home using equipment around their homes. They use the proper number of significant figures to record their answers and they find the...

Young scholars study matter. In this science lesson plan, students examine the relationships among gravity, weight, and mass, the metric measurement of distance and volume, and density and its application to physical properties.