Virginia Department of Education
Soap, Slime, and Creative Chromatography
Do you think chromatography paper suffers from separation anxiety? Young chemists make soap, slime, silly putty, and experiment with chromatography in this lesson. The material includes clear instructions for each experiment along with...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
National Nanotechnology Infrastructure Network
Synthesis and Characterization of CdSe Quantum Dots
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should...
Curated OER
Got Gas? How Much?
Learners perform an experiment that measures respiration. For this performing an experiment that measures respiration lesson, students discuss aerobic and anaerobic respiration. Learners measure the gas produced by putting...
Curated OER
Balancing Equations Online
In this balancing equations worksheet, students use an on line source to answer questions about balanced equations and they write balanced equations for various types of reactions. They balance equations using an on line game that allows...
Curated OER
Photosynthesis
In this photosynthesis worksheet, students complete 20 various types of questions related to photosynthesis. First, they match each description in the first column with the correct vocabulary term in the second. Then, students explain...
Curated OER
Bridging the Gaps Between the Three Worlds of Chemistry
Young scholars examine the observed world, molecular world, and the symbolic world of chemistry. They observe a demonstration of the conductivity of solutions, describe the properties of acids and bases, and predict the outcome of...
Curated OER
Lip Balm Chemistry
Students explore density, mixture and solutions in a reaction. In this chemistry lesson, students create their own chap-stick using ingredients they analyze for their chemical contents. They discuss measuring skills, melting points and...
Study Stack
Earth Science Crossword Puzzle
In this online interactive anatomy crossword puzzle worksheet, students use the 8 clues to find the appropriate answers to complete the word puzzle.
Curated OER
The Right Chemistry
Students see that chemistry is the study of matter, how matter reacts and combines to create new chemicals, the changes that take place in matter and what makes up matter. This lesson provides many good ideas across the curriculum to...
Curated OER
It's in the Bag!
Eighth graders measure temperature changes and make drawings of the interactions between matter and energy. By measuring the temperature students can conclude if there are changes in levels of energy.
.
Curated OER
Oil Embargo!
Ninth graders generate and analyze data to determine which and how much of two polymers best absorb oils, formulate procedure to accurately determine how many times its own weight particular polymer can absorb, and develop understanding...
Curated OER
The Synthesis of Some Organic Compounds And Their Representative Structures
Students examine how to represent organic compounds three-dimensionally. They write a synthesis reaction for three demonstrations, and construct a three-dimensional structure using a molecular modeling set.
Curated OER
Temperature and Enzymes
Students compare the times it takes the milk in each of two cups to curdle. They are told that an enzyme that is added to the milk, rennin, is involved in the natural curdling process of milk. Students are asked to consider what...
Curated OER
Heating Crystals
Young scholars examine the effects of heating on various crystals. They formulate and revise scientific explanations and models using logic and evidence. Students work individually during this experiment.
Curated OER
Temperature
Several slides compare different temperature scales. Thermal expansion, heat transfer, and Maxwell speed distribution are also explored. The last two slides seem unrelated to the topic of heat, but are easily left out of this otherwise...
Curated OER
Chemistry Review
In this chemistry overview worksheet, learners review stoichiometry, states of matter, thermochemistry, gas laws, chemical bonding, molarity, chemical equilibria, and kinetics. This worksheet has 41 problems to solve.
Curated OER
The Interactive Periodic Table of the Elements
Pupils study the different types of metals. In this investigative lesson students watch a demonstration on the effects of temperature on atoms and take a tour through baone matter.
Curated OER
Acids And Bases -- Universal Indicator
Eighth graders design and perform an experiment that uses a Universal Indicator Color Guide to measure the strength of acids and bases. They also determine happens when acids and bases are mixed together. They decide which of three...
Curated OER
Acids and Bases - Vinegar II
Eighth graders experiment what happens when acids and bases are mixed together. In this acids and bases experimental instructional activity, 8th graders decide which of three solutions of unknown pH will neutralize a fourth solution of...
Curated OER
Cycles Review
Eighth graders discuss the four major cycles of matter. In this general science instructional activity, 8th graders decide which of the four is the most important. They share their opinion in class.
Earth Day Network
Staying Green While Being Clean
Clean up the environment with a lesson that focuses on replacing hazardous cleaning supplies with green, environmentally-friendly products. Using a dirty patch of surface as a control area, kids clean other parts of various surfaces...
Curated OER
The Absorption of Solar Energy
Two sequential parts to this instructional activity introduce your class to the electromagnetic spectrum, the ability to absorb radiant energy, and the pigments in leaves that are responsible for collecting sunlight to be used in the...
Curated OER
What Are Elements?
Students investigate elements by by defining scientific terms. In this Periodic Table of Elements lesson, students utilize a glass of water, and powdered fruit drink to perform a lab activity demonstrating properties of certain...