Students examine what happens to salt water when it freezes. In groups, they measure density and salt concentrations in different samples of water and record its freezing time. They discuss the relationship between water density and...

In this mathematics worksheet, students identify and solve who has the denser fur, either the Sumatran tiger or the sea otter. They calculate the number of hairs for each per inch or per meters and compare them.

Students observe how different density soils and rocks behave in wind and in water. They make predictions and careful observations as they explore sediment transport and sediment rates in streams and rivers.

Young scholars define the terms estuary and watershed. They conduct an experiment to determine the density differences between fresh and saltwater. They examine the salinity distribution of the Peconic Bay Estuary.

High schoolers randomly select a planet, including Earth. They research key features of the planet including mass, volume, density, gravity, temperature, weather, geology, atmosphere, surface features, location from sun, Earth and other...

Students experiment with Drosophila to determine if density of female flies, food sources, temperature and light affect the population dynamics of growth. Students graph their data and compare their results to the number of human...

Fifth graders investigate how to find the average and the concept of a per unit quantity and its applications. They also make connections of using population density and how to find the speed with its relating formula. This is bringing...

Students define, give similarites and differences between solids, liquids, and gases. They compare and contrast a solid, liquid and gas in terms of shape, volume, compressibility, diffusion and density. Pupils classigy common...

Students examine the internal spatial structure of cities. In groups, they analyze patterns of functions, structure and characteristics of settlement patterns. They also identify the population densities of land value of business...

Young scholars are asked to weigh up the potential advantages and disadvantages or re-housing people from inner-city Glasgow in new housing estates on the periphery of the city and explore the impact of new, high-density housing schemes...

Students define what population is in their own words. In this biology lesson, students explain different ways to measure population density. They interpret population graphs.

High schoolers discuss the relationship of density to stratification. In this marine science lesson, students create a model of upwelling events using cold and warm water. They discuss how water phenomena affect coral reefs.

Students identify and classify soil ypes according to data on the soil triangle. Given examples, students identify soil conservation practices, using criterion assessment instrument. When giving a case situation involving soil...

Students collect chemical, physical, and biological data from a local lake throughout the year. In addition, students discuss the design of an experimental structure for water collection at several specific depths as well as assess the...

In this earth science worksheet, students identify and locate various vocabulary terms pertaining to the ocean and living things found in the ocean. There are 27 ocean terms located in the word search.

Sixth graders explore ways to analyze the properties of water and examine the chemistry of water.  In this water lesson students work in groups and complete several activities. 

Students comprehend that Carbon dioxide gas is relatively easy to generate. They comprehend that one way to produce it is with dry ice. Pupils comprehend that carbon dioxide gas can also be produced by combining baking soda with vinegar.

We have formulas for finding the volume of geometric shapes, but what if the shape is irregular? Lesson describes how to find volume through water displacement. After a demonstration, scholars practice in small groups. Then analysis...

Through a station rotation activity, scientists complete 9 chemistry activities to complete this interactive instructional activity. Concepts include molar masses, percent composition, accuracy vs. precision, mass of an object,...

Young geologists attempt to predict the appearnace of a geode's internal structure based on how it looks from the outside, its mass, and its physical characteristics. In this geologly instructional activity, learners use scientific...

Practice English vocabulary and dialogue. An ELD class completes a true/false worksheet about aging and wrinkles, then read an article entitled "Wrinkles Give Clues to Bone Condition" using context clues to determine vocabulary...

An engaging unit on wildfires includes three sections, including a background section with eight lessons and five activities, a field experience section with 13 lessons and five activities, and a conclusion section featuring an...

A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...

A fascinating and engaging lesson on the properties of water awaits you. In it, learners engage in four activities that are designed to teach about the properties of water. This exciting plan has worksheets embedded in it which make the...