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.

In this chemistry science worksheet, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.

How well do your pupils understand DNA, mRNA, and amino acids? This three-page handout will help you assess their comprehension through sequencing questions, fill in the blanks, and labeling diagrams.

In this DNA worksheet, students will review vocabulary about the structure and characteristics of DNA and the processes of replication and mutation. 3 true or false questions, 6 matching questions, 5 fill in the blank statements.

In this protein synthesis worksheet, students answer 14 short answer questions about the process of making proteins from DNA.

For this DNA: structure and replication worksheet, students fill in the blanks about the structure of DNA and replication of DNA. Students sketch several diagrams of DNA at different stages.

High schoolers 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.

In this neutralization reaction worksheet, students read about how neutralization reactions are double replacement reactions in water. They complete five questions about neutralization reactions including completing five reactions and...

In this genetics worksheet, students complete 3 short answer, a word puzzle, and 7 word games about genetic traits.

From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space...

You may not know if that zebrafish in your fish tank is a model citizen—but it is definitely a model organism! What can we learn about ourselves from a tiny zebrafish? Discover more about the polygenic trait of skin color through a...

In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.

In this Archimedes' principle worksheet, students answer 13 questions about the concepts of Archimedes' principle such as water displacement, buoyancy and force. The answer questions from a lab they did in class to simulate Archimedes'...

Sixth graders describe the physical and chemical properties of acids. In this chemistry lesson, 6th graders test the acidity of different solutions. They identify acids and bases using the pH scale.

A total of five experiments lead chemistry pros to understand the difference between physical and chemical change. They also experiment with exothermic reaction factors that affect rate of reaction. The procedures are not written in the...

In this DNA worksheet, students compare the DNA sequence of a human and a cow to complete 4 fill in the blank questions and 4 short answer questions.

In this how HIV infects cells worksheet, students read the given information about how HIV infects cells. Kids explain the role of various structures in HIV infection. Students design a drug that might slow the rate of cellular infection.

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...

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 middle...

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...

In this electrolytes and solubility worksheet, students answer questions about electrolytes and write balanced equations for the dissociation of salts in water. They also determine solutes that are soluble in water and write balanced...

In this chemical reactions worksheet, students by comparing the chemical reactions of baking soda and baking powder. This worksheet has a graphic organizer and 7 short answer questions.

For this buffer solution worksheet, high schoolers experiment with the addition of different solutions to a buffer solution and observe the changes in pH using a pH probe. Students describe the differences between adding pure water and...

In this redox reactions worksheet, students balance six acidic solution reactions and six basic solution reactions. Oxidation and reduction numbers are given.