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PPT
Science Geek

Phase Changes

For Students 9th - 12th
Examine the energy transfer of phase changes through diagrams. The second slide show in a series of seven presents the information related to energy and phase changes. It includes the effect of pressure on phase changes.
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Lab Resource
Pingry School

Comparing Activities of Selected Metals

For Students 9th - 12th Standards
Don't overreact! A simple experiment demonstrates chemical reactions as scholars mix chemical solutions and metals in a large well plate. They note all changes to the metals, solutions, precipitate, colors, and more. A full data table...
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Lab Resource
Pingry School

The Alchemist's Dream – Copper into "Gold"

For Students 9th - 12th Standards
Many scientists attempted alchemy for hundreds of years before a full understanding of metals became clear. Scholars take a penny and, through two different chemical reactions, make it appear to turn into silver and later gold. They...
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Lab Resource
Pingry School

Solubility Product of an Ionic Compound

For Students 9th - 12th Standards
How do scientists determine when a solution is fully saturated? Scholars address the topic as they observe patterns of precipitation in various concentrations of ions. Using a well plate, pipette, and common chemicals, they collect data...
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Lab Resource
Pingry School

Determination of the Molar Mass of an Unknown Acid

For Students 9th - 12th Standards
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment...
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Lab Resource
Pingry School

Effect of Solutes on Boiling Point

For Students 9th - 12th
Anyone that lives around snow knows that adding salts to water increases its melting point. Are there solutes that affect the boiling point as well? A scientific experiment has learners add different solutes to water and then...
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Lab Resource
Pingry School

Qualitative Analysis of Eleven Household Chemicals

For Students 9th - 12th
Chemical and physical properties give compounds an identity. Learners use the identity of a compound to predict what it is. By performing different tests like solubility, flame, heat, and reactions, individuals attempt to identify an...
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Lesson Plan
Curated OER

Introduction to Gas Chromatography

For Teachers 8th - 12th
Students analyze gas chromatograms and suggest various applications for gas chromatography.
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Lesson Plan
Curated OER

THe Decomposition of Water

For Teachers 9th - 12th
High schoolers collaborate in an experiment where they decompose water into simpler substances through the process of electrolysis. They collect, measure, and observe data and then place the data into a table. Accomodations for...
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Lesson Plan
Curated OER

Synthesizing Pigment and Dyeing Cloth

For Teachers 9th - 12th
High schoolers create a synthetic dye and oxidize the dye and record the effects.
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Lesson Plan
Curated OER

Six Pack Loop Rings Photodegradable?

For Teachers 10th - 12th
Students review experiments testing the photo degradability of the six-pack plastic ring and complete further experiments on the process.
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Lesson Plan
Curated OER

Sink or Swim

For Teachers 7th - 9th
Students define density and explain how to determine the density of an object. Students participate in a demonstration that shows the differences in the densities of different liquids and how they affect the liquid's physical properties.
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Lesson Plan
Curated OER

Rusting: A Form of Oxidation

For Teachers 9th - 12th
Students observe and record the corrosive nature of oxidation-reduction reactions, and determine the electro-chemical series of selected metals.
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Lesson Plan
Curated OER

Latex Helium Balloons: Any Alternatives?

For Teachers 10th - 12th
Young scholars discuss the latex balloon release controversy and review suggested alternatives to the latex balloon.
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Lesson Plan
Curated OER

Mystery of the Eleven Unknown Substances

For Teachers 4th
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
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Lesson Plan
Curated OER

Chemical Disasters

For Teachers K - 12th
Students discuss the importance of safety in the science lab and also in industry. They also will understand some of the implications of chemistry in the world using links provided.
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Lesson Plan
Curated OER

Separating a Starch-Glucose Mixture Using Gel Filtration

For Teachers 9th - 12th
Students experiment using the basic principles of gel filtration. They use the gel filtration technique for testing for the presence of specific substances. Students discover that starch is a larger molecule than glucose.
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Lesson Plan
Curated OER

Demonstration of Ideal Gas Law

For Teachers 9th - 12th
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
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Lesson Plan
Curated OER

The Energy Debate - Energy of Peanut

For Teachers 9th - 12th
Learners articulate the difference between the terms heat and temperature. They calculate the amount of energy associated with a given temperature rise and design an experiment to measure the energy of a fuel.
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Lesson Plan
Curated OER

Acids and Bases: Together again!

For Teachers 9th - 12th
Learners identify principles behind acid-base reactions. They predict factors that may affect an acid-base reaction. Students identify questions and concepts that guide scientific investigations.
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Lesson Plan
Curated OER

Radioactivity Experiments

For Teachers 9th - 12th
Students study the difference between types of ionizing radiation and how elements are transmuted. They determine that radiation is normal and surrounds us. They calculate the amounts of alpha, beta and gamma radiation emitted from a...
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Lesson Plan
Curated OER

Bhopal - Rate of Reaction

For Teachers 9th - 12th
Students determine that the rate of reaction is affected by temperature, surface area, concentration of reagent, and addition of a catalyst or inhibitor. They observe that on December 3rd, 1984, 8000 people died when the chemical plant...
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Worksheet
Curated OER

Solutions and Solubility Review

For Students 9th - 12th
In this solutions and solubility review worksheet, students are given main ideas about intermolecular forces, concentrations of solutions, molar solutions, ionic equations, solubility rules, acids and bases and titrations. Students...
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Lesson Plan
Curated OER

Acids and Bases: Their Reactions, Conductivity, Base Indicators and Neutralization Reaction

For Teachers 9th - 10th
Students conduct experiments and collect data to determine physical and chemical characteristics of acids and bases.

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