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Fossils
In this fossils worksheet, students review the different types of fossils including index and trace fossils. This worksheet has 6 matching and 9 true or false questions.
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Quiz on pH, Acids, Bases, Alkalis, Neutralisation and Salts
In this chemistry instructional activity, students complete 5 multiple choice questions by selecting the correct answer from the drop down box.
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Solutions
In this solutions worksheet, students read about solutions, solutes, and solvents. Students compare solutions with mixtures that are not solutions. Then students complete 10 fill in the blank, 12 matching questions, and 10 terms into a...
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Solutions
In this solutions learning exercise, students read about the characteristics that define a solution such as the solvent and the solute and the homogeneous mixture. They are given a chart with the differences between solution, colloids...
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Phase Change
Students compare the freezing temperature of two substances by conducting an experiment to freeze liquid ice cream. They vary the amount of salt used in the ice cubes during the freezing procedure to determine the change in the...
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Mixtures, Solutions and Matter
In this mixtures, solutions and matter worksheet, students are given 12 terms and they cut out 12 definitions to match with the terms. Topics include types of mixtures, types of matter such as atoms, molecules and compounds and solutions.
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Practice Evaluating Experimental Designs
In this experimental design worksheet, students evaluate experiments using a design checklist. They suggest ways to improve the experiments and they identify all the components of the design.
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Do Plants Need Water?
First graders observe the effects of varying amounts of water, sun, and air on lima bean plants. They also predict and describe their outcomes in a written report.
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Soil pH Effect on Germination of Specific Weeds
Learners collect weed seeds from three varieties of weeds (knapweed, thistle, or toadflax, for example they may choose others in addition to the spotted knapweed.) They sterilize soil for thirty containers, plant seeds in sterile soil,...
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Salt Marsh in a Pan
Young scholars create a model of a salt marsh to discover the impact of pollution and human activities on water-based habitats including bays and the ocean. They recognize the relationship between natural and developed areas. Students...
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What's in the Water?
Fifth graders use the dots to simulate water pollutants in a lake. They use cups to collect a sample of "water." Students sort the dots by color and record the number of each dot color under the correct pollutant name in the Lake Water...
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Chemical Compounds
In this chemistry worksheet, learners identify 3 different chemical compounds, 3 identify biochemical products, 4 identify terms, and 2 identify atomic symbols.
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Gas Transport
In this biology activity, students examine the transport of gases in the circulatory system and how they bond to hemoglobin.
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Solubility Equilibria
In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...
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Hydroponics
Students examine how to grow plants using a hydroponic system. In this hydroponics lesson students identify the advantages and disadvantages of growing plants hydrologically.
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Crystal Growing
Students explore the different phases of a crystal. In this mineral lesson plan students grow their own sugar crystals using a sugar recipe.
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Plant Parts
For this plant parts worksheet, students read for information and demonstrate comprehension. In this true and false, fill in the blank, short answer, and multiple choice worksheet, students answer ten questions.
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Investigation 3 - Weathering
Fourth graders study 4 types of weather processes: wind, running water, plant growth, and freezing water. They explain how the processes of weathering and erosion change and move materials that become soil. They draw diagrams...
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Structure and Function
Structure and Function
SynopsisStudents choose some biological object, examine its structure, and identify or speculate on one particular function. Next they create a blueprint of the object, focusing on the particular function. Then...
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Infectious Disease Detectives
Learners participate in a simulation of how diseases are transmitted. Each student holds a test tube, with only one containing the "disease" while the others have water. They move around the room until told to stop. Using droppers to...
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Eutrophication Lab
Middle schoolers examine the effects of detergents and fertilizers on aquatic life and describe algae. Students define the term eutrophication as the process by which a body of water, such as a pond, lake, stream, or river, has a sudden...
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Water Density and Salinity
Students observe how different water densities control the depth at which different water masses occur. They explain one fact that they comprehend about salt water. Students comprehend that temperature and salinity affect the density...
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Salt Water vs. Fresh Water
Students explore why the oceans do not freeze. They explain why they think the Atlantic Ocean does not freeze. Students are given background information about what they are doing. They create a hypothesis about what they believe...
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Matter for Minors
Students use streaming videos, web sites, and hands on activities students to explore matter. They focus on how temperature affects matter and what the particles look like in the states of matter.