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Liquids Have Differnt Viscosities
Young scholars explore visosity of matter. They run tests of various liquid substances to observe and compare rates of flow of different substances. In addition, they relate viscosity to distance travelled by sample substances.
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The Causes of Differences in Density
Students explore the causes of differences in density. Students choose objects, measure the mass and volume, and calculate the density of each. They perform additional density experiments to model atoms and their correspondence to...
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Modeling Protein Structure
Learners examine amino acids and discuss the properties of side chains. In this proteins lesson students demonstrate the foldings of peptides.
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Comprise/Compose
In this comprise and compose worksheet, learners choose the correct word to complete each sentence. Students choose either comprise or compose to complete 9 sentences.
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Microwave Cooking
Students learn the basic principles of microwave cooking and prepare a dessert in the microwave using correct procedures.
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Watching Crystals Grow
Students observe crystal growth of Epsom salts and the variables that hinder or help their nucleation and growth. They illustrate a series of drawings/pictures as the crystals grow. They look for the different shapes they form as well...
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Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
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What is an Angiosperm?
In this plant worksheet, students study a diagram of a magnified root cross-section. Students use this diagram to complete 2 true or false questions.
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Solutions, Suspensions, and Colloids
In this solutions, suspension, and colloids worksheet, students answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as they...
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Electrolytes and Colloids Worksheet
In this electrolytes worksheet, students calculate percent composition, determine the electrical conduction of electrolytes, and explain the Tyndall effect. This worksheet has 7 problems to solve.
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Homeostasis and the Plasma Membrane
In this homeostasis and plasma membrane worksheet, 9th graders identify and solve 11 different vocabulary terms and definitions. They review the definitions of the words listed and then use the clues to complete the puzzle shown....
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Ocean: Waves
In this ocean waves worksheet, 6th graders read 2 pages about different types of ocean waves, then answer 10 true or false questions. An answer key is provided.
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The Formation of Solutions
For this solutions worksheet, students compare situations that increase or decrease the solubility of a solute. Students describe how surface area, stirring, and temperature can increase the rate of dissolving a solute. This worksheet...
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Ideal Gas Law Worksheet
In this ideal gas law worksheet, students complete 8 problem solving questions to find pressure, volume and temperature of given gases.
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Organic and Biochemical Compounds
In this organic and biochemical compounds worksheet, students identify compounds as alkanes, alkenes or alcohols. They compare and contrast the similarities of each. This one-page worksheet contains 6 problems.
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Chemiosmosis- The Mechanism of ATP Synthesis in Chloroplasts
In this chemiosmosis worksheet, students trace the flow of protons and electrons through the thylakoid. Students also explain several key terms including in the reading passage provided.
Creative Chemistry
Acidity or Hydrolysis Reactions
In this acidity or hydrolysis reactions instructional activity, high schoolers read about the different types of metal ions and how they react in aqueous solutions. They also read about the factors affecting the acidity of metal ions,...
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On the Surface Of Things
The purpose of this unit is for students to engage in thinking about the links between science and art. We want to provide students with the opportunity to see original artifacts related to natural occurances.
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Effects of Acid Rain
Third graders explore the concept of acid rain and its effects on ecosystems. They are placed in groups and using a graphic organizer they brainstorm their ideas about what would happen to the ecosystems living within these environments...
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Clouds Pre-Quiz
In this clouds worksheet, students answer ten multiple choice questions about the types of clouds, the characteristics of clouds and the meaning of the prefixes found in the names of clouds.
Texas State Energy Conservation Office
Investigation: Is Dilution the Solution?
Systematically diluting a full-strength sample of food coloring is meant to help earth scientists understand concentration in parts per million. While they will enjoy the lab exercise, it might be a challenge to help them relate it to...
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Limiting Reactant
Chemistry classes learn the importance of a limiting reactant by first considering a cake recipe. Given the recipe and the total amount available for each ingredient, they must calculate how many cakes can be made. Finally, they apply...
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The Chemicals of Living Cells
Designed to be a study guide or self assessment for high school biologists, the worksheet has good questions about cell chemistry, but would need to be reformatted if you want your kids to write their answers on the paper. There are also...
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Photosynthesis: An Overview
This photosynthesis quiz containing multiple-choice and short-answer questions challenges young biologists to extend their thinking beyond knowledge recall. There is one question referring to a certain page in the unidentified textbook,...
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