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Balancing Chemical Equations
Ninth graders explain how atoms and molecules form different substances during chemical reactions and how these processes require losing, gaining or sharing electrons. They correctly write chemical formulas and show how a balanced...
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Basic Units of Life
In this cells worksheet, students will review vocabulary words and information relating to the structure and function of plant and animal cells. This worksheet has 10 crossword puzzle questions, 6 multiple choice, 4 short answer...
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Solutions and Suspensions
Students explore matter by conducting an in class demonstration. For this liquid mixture lesson, students identify the difference between a solution in which a solid dissolves into liquid, and a suspension where the solid doesn't...
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Ice
Students examine the different propereties of ice, such as freezing temperature. In this scientific lesson students complete several activities using ice, like making ice cream.
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Identification of Different Compounds and Substances
High schoolers conduct a series of tests to identify unknown compounds. In this chemistry activity, students compare the physical and chemical properties of substances. They collect data and formulate a conclusion.
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Diaper Challenge
Middle schoolers compare the absorbency of a regular diaper and a swim diaper in fresh water and salt water. In this absorbency lesson plan, students mass the diapers and place them in water and determine the change in mass. They do the...
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Weather, Sea Level Rise and Climate Change Course
Students explain the impact of glacial melting to global climate change. In this environmental science lesson, students design an experiment to investigate the effect of salinity change to melting glaciers. They share their results to...
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How Organisms Respond to Changes in their Environment
Students observe the reaction of living cells to mechanical and chemical stimuli by introducing different stimuli to an organism under a microscope and recording the response.
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Physical Difference and Classification
Students use a microscope and observation skills to compare and contrast several physical properties and develop a classification system.
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Compounds and Mixtures Notes
In this matter worksheet, students watch a movie and then compare the differences between compounds and mixtures. This worksheet has 16 fill in the blank questions.
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Geology Activities: Rock Making
Students create their own gems using a simple experiment and learning process in class.
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Sea Ice
Learners observe the freezing times and temperatures of water with varying levels of salinity. They determine how icebergs form, how they act, and what they may be made of. They discover that salinity level affects the time it takes...
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Geology Quiz- Common Minerals
In this earth science worksheet, learners determine the name of 10 minerals based on the descriptions given on the page. They see pictures of a number of minerals, and check their answers with the word bank at the bottom of the page.
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Introductory Microbiology
Students view a Reading Rainbow video on germs and discuss microbial diseases. They grow cultures of Staphylococcus aureus and then estimate and graph the count for their own bodies and those of the class.
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Comparing Properties of Elements & Compounds
In this elements and compounds worksheet, students review the physical properties of different compounds and elements using websites for information. This worksheet has 1 graphic organizer and 1 short answer question.
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What's the Matter? Where Did it Go?
Eighth graders analyze questions posted on a large poster in the room and work in groups to record their response to the question on paper, rotating to the next question after two minutes have passed. They review the characteristics of...
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Geology Quiz- Common Rocks
In this earth science quiz worksheet, students attempt to guess the name of the rocks based on the descriptions that are given on the page. They determine the names of 10 rocks that are igneous or sedimentary, and check their work with...
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Discover Ways to Further Classify Matter
Students analyze and classify substances. In this classifying matter lesson, students look at various substances and identify them as heterogeneous or homogeneous mixtures, pure substances, or solutions. Students bring something...
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Explorit's Chemistry Quiz
In this chemistry activity, students complete a six question multiple choice quiz about chemistry. This is an on-line interactive activity.
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Polarization
Eighth graders study the basic facts of polarization. In this light waves lesson students demonstrate some activities illustrating interference patterns.
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Ice Cream
Students explore the concept of the colligative property. Through experimentation, students lower the freezing point of a liquid in order to create a solid by using household ingredients to create ice cream.
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Quick Freeze (Demonstration)
High schoolers witness an demonstration in which a bottle of club soda will go from a liquid to a solid when it is opened and the carbon dioxide is allowed to escape. This will help them understand that the freezing point of a solution...
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A Self Directed Inquiry into the Identification of Unknowns
Learners gain experience in designing an experiment and use logic in selecting specific tests for unknowns. Students recognize the use of spreadsheets in helping one to make clear comparisons.
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