Cornell University
What Happens When We Excite Atoms and Molecules?
Excited atoms lead to exciting lessons! Learners use heat and light to excite both atoms and molecules. They display their learning in the form of Bohr models depicting the excited state of the atoms.
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Water Monitoring Vocabulary
As the title implies, this is a list of vocabulary terms relating to water monitoring. If your ecology class is learning about how to test water quality, this will be an appropriate reference sheet for them. As a bonus, if you live in...
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Diffusion through Membranes
Students identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on the...
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Transport
A multiple-choice quiz about the transport of substances between cells, this would work well as a pretest and/or post-test. It refers to chapter seven of an unnamed textbook, but it is a Word document, so it can easily be edited.
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Transport Starts With?
A fill-in-the-blank worksheet regarding transport, this handout would make a great study guide or quick homework assignment to help learners ensure they know the key vocabulary for this topic. There is no answer key, but these are...
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Physical And Chemical Changes
In this physical and chemical change worksheet, students solve 13 clues in a crossword puzzle focusing on rates of chemical reactions and changes in the state of matter.
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Moles
In this moles worksheet, students review solubility, moles of solute, molar mass, and colligative properties. This worksheet has 10multiple choice questions and 11 problems to solve.
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Ziplock Chemistry
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
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Acids and Bases
In this acids and bases activity, students complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.
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Biotic and Abiotic Factors
In this biotic and abiotic factors worksheet, students complete 20 various types of questions related to biotic and abiotic factors. First, they write the vocabulary word that best completes the sentence. Then, students state an example...
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The Nature of Chemical Change: Acting Out An Example
Students illustrate the molecular nature of matter and show that chemical change involves alteration of molecules.
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Solutions, Suspensions, & Colloids Lab
In this solutions, suspension and colloid worksheet, students complete a lab experiment in order to determine if a given mixture is a solution, suspension or colloid. They are given six vials and they record their observations of each...
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Chemical Calculations
For this elements worksheet, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles from a...
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Solutions, Electrolytes and Concentration
In this chemistry worksheet, students categorize certain compounds as acids, bases or salt to complete 1 table. They solve 5 problems on molarity.
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Displacement Reactions and Acid/Base reactions
In this reaction instructional activity high schoolers complete a list of questions and decide if the products are soluble or insoluble then write out the formula.
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The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. In this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.
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Drinking Water
In this drinking water worksheet, students complete a crossword puzzle given 23 clues about drinking water purification, water content, contaminants, and softeners.
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Acids and Bases
In this acids and bases worksheet, students conduct an experiment to determine if solutions are electrolytic or nonelectrolytic. After completing the experiment, students answer 1 short answer question.
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Solubility and Intermolecular Forces
In this solubility and intermolecular force learning exercise, high schoolers are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.
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What Happens When Chemicals are Put Together?
For this chemical reactions worksheet, students solve 53 problems including balancing equations, writing the names of acids, matching the names of compounds with their chemical formulas, and identifying types of reactions.
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Rusting-A Form of Oxidation
Students conduct an experiment to observe oxidation. In this chemistry lesson, students explain how rusting happens. They rank metals according to their conductivity.
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EASY (AND CHEAP) CRYSTAL GROWING
Students grow salt crystals by making a saturated solution of table salt and let the solution sit around and evaporate.
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The Effects of Temperature on Chemical Mixtures
Students explore chemical cahnges and the effect of temperature on chemical mixturees, They make observations of the behavior and appearance of certain chemical mixtures and reactions.
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Review of Cell Organelles
In this cell organelles worksheet, students read the structure and function of different plant and animal cell organelles to determine what organelle is being described. Students write in the 15 organelles into a chart.