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What is pH?
Learners describe pH and the importance of it in the natural world. In this Biology lesson students compare the pH of different mixtures.
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Logarithmic Functions as Inverses
In this algebra activity, students solve logarithmic functions. They graph their solution using log properties. There are 6 questions.
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Activity #17 Co2 From Alka Seltzer
Students observe what occurs when Alka Seltzer tablets are added to water. They explain why water stays in the jar when it is above the surface of the water. Pupils test for the presence of carbon dioxide by conduting the match test.
Creative Chemistry
Hard Water
In this water learning exercise, students read about how hard water is created and what can be done to soften it. Then, they complete six short answer questions.
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Understanding the pH Cycle within the Aquarium
Young scholars discuss places they have been where the air seemed hard to breathe. They discuss if they could "see" the humidity or smell. Students discuss ways this might relate to the fish in the aquarium. The teacher introduces pH and...
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Acids and Bases Crossword
In this chemistry learning exercise, students complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
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Answers for Acids and Bases Crossword
In this chemistry activity, students are provided with the answers for a crossword puzzle with 27 clues about acids and bases.
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pH Pre-Lab: Acids and Bases
In this chemistry lab, students determine whether or not their saliva is acidic, basic, or neutral. After completing their test, they answer 6 analysis questions.
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Photosynthesis: Trapping the Sun's Energy
In this photosynthesis worksheet, students learn how plants trap the sun's energy and the light-dependent reactions of photosynthesis which includes the Calvin cycle. This worksheet has 5 true or false, 6 fill in the blank, 2 short...
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Acid Base
In this acid and base worksheet, students review the characteristics of acids and bases, how to calculate pH of a solution, and define a buffered solution. This worksheet has 16 multiple choice questions and 3 problems to solve.
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Chemiosmosis- The Mechanism of ATP Synthesis in Chloroplasts
In this chemiosmosis activity, students trace the flow of protons and electrons through the thylakoid. Students also explain several key terms including in the reading passage provided.
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Soil Chemistry Challenge
For this soil chemistry worksheet, students complete the sentences with the correct words to fill in the blanks about soil chemistry. Students complete 28 blanks.
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Off Base
Students study La Chatelier's principle and identify how carbon dioxide may affect pH. In this coral lesson students complete a worksheet on pH and observe a lab.
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Exponential and Logarithmic Equations
In this Algebra II/Pre-calculus worksheet, students solve logarithmic and exponential equations in problem solving situations. The three page worksheet contains eleven problems. Answers are not provided.
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Elements And Compounds
In this elements and compounds worksheet, students solve 27 clues in a crossword based on the atomic structure of elements and bonding of compounds.
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Essential Elements
A color-coded periodic table identifies organic elements, major minerals, and trace elements. Oxidation states are highlighted and types of chemical bonding are annotated. The electron energy level chart is explained. Though not all of...
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AP Chemistry: Acid-Base Worksheet
In this acid-base worksheet, students solve multiple problems related to reactions of acids and bases. They determine pH of solutions, they find conjugate acids and bases, they calculate concentrations of acids and bases and they write...
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Chemical Bonding
Students classify compounds as ionic or covalent. For this chemical bonding lesson plan, students experiment with 6 chemical compounds. They test physical properties such as the melting point, the solubility and the electrical...
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Bonding Basics Review
In this bonding worksheet, students complete a chart of elements, their symbols, the total number of electrons, the number of valence electrons and the oxidation numbers. They draw Lewis structures for atoms and show the transfer of...
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AP Chemistry Atomic Structure-7 Worksheet
In this atomic structure worksheet, students solve twelve problems related to wavelength, frequency, electron transitions, emission spectra and quantum number.
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Finding the Oxidation State
In this oxidation state instructional activity, students are given rules for assigning oxidation numbers and a chart showing the oxidation states of the elements of a given compound. Students use the rules and the example to find the...
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What do Atoms Look Like?
In this atoms worksheet, students complete 58 questions about the atomic radius of atoms, the ionization energy, the valence electrons, metals, non-metals and semi-metals and the families of elements.
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Water - the (Nearly) Universal Solvent
For this water worksheet, students explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching questions.
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The Effects of Temperature on Chemical Mixtures
Students explore chemical cahnges and the effect of temperature on chemical mixturees, They make observations of the behavior and appearance of certain chemical mixtures and reactions.