Curated OER
Crystallization
Eighth graders analyze physical change in mass. In this chemistry lesson, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be familiar with elements,...
Curated OER
Physical and Chemical Changes in Food
Ninth graders study food mixtures and substances in order to identify atoms, molecules, elements, and compounds and recognize physical changes that take place in foods.
Curated OER
Chemistry Basics Practice Exam
In this chemistry practice activity, students solve sixteen problems including identifying chemical and physical changes, calculating numbers with significant figures, naming compounds and writing formulas and converting from one unit to...
Curated OER
Chapter 16 Review- General Science
For this review of general science worksheet, students classify examples of matter as mixtures or substances, homogeneous or heterogeneous mixtures, or elements or compounds. Students also convert several examples using the standard...
Curated OER
Chemistry
In this chemistry worksheet, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
Curated OER
It's a Mixed Up World!
Middle schoolers examine the importance of applying the scientific knowledge of elements, mixtures, and compounds to manufacture consumer goods and conduct civil operations, such as water purification. They also practice categorizing...
Curated OER
Dimensional Analysis Worksheet
For this dimensional analysis worksheet, learners solve six word problems using dimensional analysis to solve for an unknown. These include finding density, and converting from one unit to another. They also categorize samples as...
Curated OER
Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks activity, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
Curated OER
Science
Students read labels of candy bars. In this ingredients lesson, students examine a variety of candy bar labels to determine the contents. Students research to find additional information on each candy bar, then write an opinion article...
Curated OER
Leaf Chromatography
In this leaf chromatography worksheet, students separate the pigments of a leaf using paper chromatography. They answer 4 questions about their results and draw the colors they observe on their chromatogram from the leaf.
Curated OER
Classification of Matter
In this matter activity, students compare the different types of matter, including the states of matter. Students review the metric system. This activity has 12 matching, 18 fill in the blank, and 4 short answer questions.
Curated OER
Polymers Lab: Bouncy Ball and Slime
Eighth graders investigate chemical reactions to produce polymers. In this polymers lesson plan, 8th graders experiment with sodium silicate and ethyl alcohol to make a polymer. They also experiment with borax and glue to make a polymer....
Curated OER
Jeopardy 8th Grade (Science)
There are so many topics touched upon in this Jeopardy-style science game, that it is difficult to classify! The categories include electricity, matter, ecology, earth and space, and scientific investigation. This would best be used at...
Massachusetts Institute of Technology
Lego Atoms and Molecules: Chemical Reactions
Show young chemists what a chemical reaction looks like with two parts of a hands-on experiment. First, learners conduct a wet lab where they observe the reactants (baking soda and calcium chloride, with phenolsulfonphthalein) before,...
National Institute of Open Schooling
Occurrence and Extraction of Metals
Steel is a man-made alloy or a mixture of metals. Lesson 18 in this series of 36 focuses on metals and their extraction from Earth. Individuals read about, discuss, and answer questions after learning how people find most metals, the...
Curated OER
The Structure of Matter
In this matter worksheet, students compare and contrast chemical and physical properties and explain the relationship between a pure substance and a mixture. Students review the properties of metals and nonmetals. This worksheet has 1...
Curated OER
Water
In this water instructional activity, students compare and contrast elements and compounds. Students define chemical symbols, chemical formulas, and chemical properties. This instructional activity has 19 short answer questions.
Curated OER
Earth and Beyond
In this earth and beyond worksheet, students answer short answer questions about the atmosphere, the chemical compounds in Earth's atmosphere. Students visit different websites to conduct research of the discoveries of the scientist who...
Curated OER
Chemistry 1 Practice Exam
For this chemistry practice test worksheet, students answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.
Virginia Department of Education
Chemical Bonds
How are chemical bonds similar and how are they different? Provide your young chemists with the resources to more thoroughly understand the concepts of ionic and covalent bonds. Pupils research these topics, diagram examples of each...
Curated OER
Describing a Chemical Reaction: Playing with Copper
Three experiments involving pennies help young chemists see the chemical reactions between copper and other elements. The first experiment is rhetorical (it prompts students to leave a bright penny out for a year) but the second two...
Curated OER
Matter: Atoms and Molecules
Students investigate how information about the atom has been determined. In this atomic structure lesson, students draw what they think an atom looks like. They conduct Internet research about the types of atomic models and how...
Curated OER
Radiochemistry
In this radiochemistry learning exercise, students read about how scientists learn more about elements using radioactive isotopes. Students answer three critical thinking questions about the reading and radiochemistry.
Curated OER
Combination of Atoms
In this atoms worksheet, students review protons, neutrons, electrons, molecules, compounds, and ions. This worksheet has 10 fill in the blank and 3 problems to solve.