In this pH activity, students are given a list characteristics and they determine if they belong to acids and bases. They draw a pH scale and identify acidic, basic and neutral numbers and they answer 11 questions about pH, acids and bases.

In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.

In this acid and base worksheet, students answer questions about calculating the pH and pOH of solutions. They complete a table given hydronium ion concentrations, hydroxide ion concentrations, the pH or the pOH and they find the missing...

For this acid and base worksheet, 5th graders study the effects of acids and alkalis. Students then respond to 4 fill in the blank questions about the material that is presented at the top of the page.

In this naming acids instructional activity, students are given a chart with polyatomic ions and acid names with oxidation states, prefixes and suffixes. They use the chart to help name the eighteen given acids.

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...

Watson and Crick built the first model of DNA in the 1950s, and our understanding of DNA since then continues to grow exponentially. Scholars learn about protein synthesis by observing a presentation and completing a worksheet. Both walk...

Teach young biologists the language of life with this series of worksheets on DNA. By working through these pages, students expand their understanding of genetics as they learn about the process of transcription and the...

In this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.

Ozone, made of three bonded oxygen atoms, is found 15-30 km above Earth, has a strong smell, is blue, and blocks sunlight from hitting the surface of Earth. The 22nd lesson in a series of 36 specifically focuses on the important elements...

What common chemical includes safety warnings for being harmful if swallowed or inhaled, causes serious eye damage, and needs to be cleaned up immediately if spilled on the floor? Surprisingly, the dangerous chemical turns out to be...

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...

These 37 slides start with definitions of six types of functional groups, their molecular structure, and multiple examples or each. During the rest of the presentation, organic chemistry learners are given an opportunity to practice...

As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...

In this chemistry olympiad laboratory worksheet, learners design and carry out two experiments. They design one experiment to test for the percent mass of a substance in a solution and they design another experiment to identify two...

The University of the State of New York has designed a series of exams to be given to high schoolers. This chemistry exam is one of the most comprehensive and well-written that you will ever find. It consists of 84 questions in a variety...

In this acid and base worksheet, students calculate the concentration and pH of solutions. This worksheet has 7 problems to solve.

In this RNA worksheet, students determine the function of mRNA and tRNA and create an mRNA strand from a given DNA strand. Students describe and compare the 3 types of RNA. This worksheet has 1 drawing, 2 fill in the blank, and 14 short...

Determine the number of possible genetic codes. Class members are challenged to determine the number of possibilities of a genetic code that is 20 bases long. They continue to explore the average lengths of broken RNA molecules.

Though there are technically only 13 questions on this exam, they take up six pages and make a thorough assessment of organic chemistry principles. There are plenty of diagrams to label or complete. Emission spectra are displayed for...

In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...

In this acids, bases and salts worksheet, students solve five problems in order to determine the molarity of solutions or the volume of substances to be added to make molar solutions. They also solve five dilution problems about acids.

In this biology worksheet, students identify and label the diagram shown by stating what each part of the diagram represents on the line. Then they use the DNA strand as the original strand and complete the data table. Students also...

For this equilibrium worksheet, students solve nine problems related to acids, bases, buffers, ionization and calculations of pH.