Curated OER
Biology: Cells and Chemical Changes
Students explore the numerous functions of cells in both plants and animals. Following a pre-assessment, they construct cell models and examine onion cell slides stained with iodine or dye. After participating in experiments on how to...
Curated OER
The Structure of Matter and the Chemical Elements
For this chemistry worksheet, students answer 73 fill in the blanks and multiple choice questions on the structure of matter and properties of elements in the periodic table.
Curated OER
How Stuff Is Put Together (Chemical Bonding)
Fourth graders participate in a simple experiment that shows the ratio of elements that make up water.
Curated OER
PhysioEx: Chemical and Physical Processes of Digestion
In this anatomy worksheet, pupils complete 22 review questions in the format of short answer, table completion, and fill in the blank after finishing an online virtual experiment about the chemical and physical processes of digestion.
Mr. E. Science
An Introduction to Matter
What's the matter? Gas, solid, liquid, or plasma. The presentation covers how to describe and identify matter, changes in matter, types of matter, measuring matter, particles of matter, Democritus, and John Dalton's Atomic Theory.
Curated OER
Acids and Bases
In this acids and bases worksheet, students review the characteristics of acids and bases, pK values, factors that change the rate of reactions, and catalysts. This worksheet has 17 multiple choice questions.
Curated OER
The Enthalpy of Chemical Change
In this chemical change worksheet, learners review enthalpy and use Hess's law to calculate enthalpy and the heat of reaction for given reactions. This worksheet has 3 problems to solve.
Curated OER
Energy and Matter
A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...
Curated OER
Effects of Weathering
Here's a great geology lesson for 3rd graders on weathering and erosion of soil. After a class discussion on how nature can "move a mountain," learners take a look at how a modern phenoma called acid rain can also cause weathering and...
Curated OER
Candy Reaction
In this triboluminescence worksheet, young scholars use wint-o-green Lifesavers to observe a chemical reaction that gives off light. They break a lifesaver up with a hammer and make observations and they chew a lifesaver and make...
Serendip
Using Models to Understand Photosynthesis
Is your class in the dark about photosynthesis? Shed some sunlight on an important biological process with a thoughtful activity. After answering questions to help determine their level of knowledge, learners work with chemical equations...
Curated OER
Chemquest: Physical Changes or Chemical Reactions
Students study the differences between physical and chemical changes. In this chemical reactions lesson students participate in an indoor and outdoor lab activity.
Curated OER
Slime and Polymers
Young scholars participate in an experiment to demonstrate how mixing certain chemicals together can change the consistency of both chemicals. Glue, water, and borax are used to create a slime-like substance which is examined to...
Curated OER
Global Change: Where Land, Air and Water Meet
Students discuss the atmosphere as a mixture of gases. In this science lesson, students explore the world's oceans and fresh waters understanding that there are dissolved chemicals. Students realize that many substances dispersed in air...
Curated OER
What is Chemical Change?
In this chemical change worksheet, students will write down a chemical change and then write down 3 supporting details for that example in this graphic organizer.
Curated OER
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...
Curated OER
Speeding up the Fizz
Students investigate temperature and chemical reactions. They explore the effect of temperature and particle size has on the rate of a simple chemical reaction. In addition, they graph their results and answer assessment questions.
Curated OER
Africa: Economics And Change
Students examine the gold-mining industry in Africa. In this geography skills lesson, students watch "Africa: Economics and Change," investigate the challenges of working in mines, research attributes and production of gold and discuss...
Curated OER
Changes In Matter, "The Big Chill"
Third graders investigate why ice cream does not go through any chemical changes when it is exposed to physical changes. They describe the three states of matter in either written or verbal form. Then students experiment with ice cream...
American Chemical Society
The Energy of Evaporation
Do all liquids evaporate at the same rate? Young scientists observe the evaporation rate of three different liquids. They measure the time, the temperature, and the change in energy. After comparing the chemical formulas, scholars...
Science Geek
Basic Thermochemistry
Heat is more than just temperature, as viewers discover throughout a presentation about thermochemistry that emphasizes vocabulary. Definitions include joule, calorie, energy, enthalpy, calorimetry, exothermic and endothermic process,...
Chemistry Collective
Chemical Potential: Staircase Demonstration
It's all uphill from here! Scholars examine the pattern of random particle motion up a staircase. The simulation shows how the linear increase in energy corresponds to an exponential decrease in particle concentration.
Curated OER
Chemistry Slide Collection
A huge slide show provides a review of almost every topic there is to cover in basic chemistry! Your young scientists will be interested to see each illustration and example given. The appearance of the 120 slides varies greatly, most...
Science 4 Inquiry
Maintaining Mass
Can you disprove the law of conservation of mass? Pupils observe the teacher weigh each part of a reaction. Then, the teacher weighs the result of the reaction and everyone sees that the products do not equal the reactants. Then they...
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