Curated OER
RNA and Gene Expression
In this RNA and gene expression worksheet, students match the letter of the description that best matches the term as it relates to gene expression. Students also answer questions as it relates to the process of transcription and...
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The Three Types of RNA
In this biology worksheet, students identify and describe the three types of RNA, messenger, transfer, and ribosomal RNA. Then they write the key features of molecules of RNA for each form.
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DNA and RNA Exercises
In this protein synthesis worksheet, students answer 14 short answer questions about the process of making proteins from DNA.
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Off Base
Students study La Chatelier's principle and identify how carbon dioxide may affect pH. For this coral lesson students complete a worksheet on pH and observe a lab.
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Acid, Base, or Salt?
In this acids and bases instructional activity, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an...
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Chapter 22 - 25 Review
In this chemistry review worksheet, learners explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
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Neutralization Reactions
In this neutralization reaction activity, students read about how neutralization reactions are double replacement reactions in water. They complete five questions about neutralization reactions including completing five reactions and...
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Introductory Lesson on How pH Levels are Determined
Students explore pH levels of different substances. In this lesson about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the substances to determine...
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Acid Base Neutralization
In this neutralization worksheet, students determine the concentration of solution if neutralized by a certain amount of another solution. This worksheet has 7 problems to solve.
Royal Society of Chemistry
Some Reactions of Carbon Dioxide—Microscale Chemistry
Precipitation reactions are always interesting. How about one that forms a precipitate using a gas? Chemists of any age will enjoy this twist on a standard solubility lab. Partners observe the lack of interaction between sodium...
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How DNA Controls the Workings of the Cell
In this DNA learning exercise, students compare the DNA sequence of a human and a cow to complete 4 fill in the blank questions and 4 short answer questions.
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How HIV Infects Cells
In this how HIV infects cells worksheet, students read the given information about how HIV infects cells. Students explain the role of various structures in HIV infection. Students design a drug that might slow the rate of cellular...
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High-Tech Food: Science in Your Shopping Cart
Kids are given a lot to think about, as they delve into the world of high-tech foods. They discuss GMOs, biotechnology, food enhancements and domestication. They view videos, engage in class discussions, complete worksheets, and learn...
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Acid Base Equilibria
In this acid and base worksheet, students classify compounds as acids or bases and write down its equation. Students calculate pH of chemical compounds. This worksheet has 14 problems to solve.
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Acid-Base Equilibria
In this acids and bases worksheet, students calculate the equilibrium concentrations for acidic solutions. This worksheet has 5 problems to solve.
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pH and pOH Calculations
For this acids and bases worksheet, students calculate the pH or pOH of given amounts of different chemical compounds. This worksheet has 13 problems to solve.
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Every Breath You Take
High schoolers study acids and bases and the uses of indicators. They interpret the actions of an indicator to conclude that bromothymol blue turns yellow in the presence of a weak acid.
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pH of Solutions
In this pH worksheet, learners describe the pH scale and explain the initials "pH." Students classify solutions as acidic, neutral, or basic. Learners name compounds as acids or bases. This worksheet has 3 short answer questions and 5...
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Balancing Redox Reactions
In this redox reactions worksheet, students balance six acidic solution reactions and six basic solution reactions. Oxidation and reduction numbers are given.
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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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Acid Base Neutralization Problems
In this acid base instructional activity, students calculate the concentration of solutions as products of acid and base reactions. This instructional activity has 9 problems to solve.
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pH Basics
At some point, all science learners experiment with pH. In this brief lesson, they simply use pH strips or a meter to find the pH of six different solutions. A useful worksheet that displays a data chart is included for your students.
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Acid-Base Indicators
The first two pages provide a chart to complete with results of a lab test using different solutions and indicators. The data analysis questions will help your students understand the concentrations of the solutions and how they affect...
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Organic Chemistry II
In this chemistry worksheet, students write the structures for the compounds illustrated on the sheet. Then they name the compounds whose structures are illustrated in part two. Students also fill in the blanks to complete the paragraph...