In this chemicals worksheet, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This worksheet has 15 short answer and 20 fill in the blank questions.

In this chemical reactions learning exercise, students read about the 3 types of chemical equations and how to write balanced ionic equations. Students are given 5 equations to balance, write the type of reaction, write the total ionic...

In this chemical reactions worksheet, learners are given directions about three types of reactions and how to write balanced equations for each. They then are given ten practice problems to complete using the information given.

In this biology instructional activity, students identify the different discoveries and genetics to complete 12 short answer questions related to the topic.

In this solubility equilibria worksheet, students solve five problems. They calculate concentrations of ions at equilibrium, they determine the effects of adding compounds to a saturated solution and they determine if compounds are more...

In this DNA activity, 9th graders read a brief excerpt pertaining to the genetic code and identify how proteins know which cell to create. Then they use the genetic code dictionary to draw a diagram showing the codons for an imaginary...

In this chemical reactions worksheet, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume...

A single page provides you with lecture notes for your lesson plan on hydrolysis. Introduce your chemistry class to Bronsted-Lowry theory by explaining the hydrolysis of acidic cations and basic anions. Show them how the resulting pH can...

In this nutrient biochemistry worksheet, students complete the blanks with information about nucleic acids and the process. Students also draw a figure referenced in the text given.

Ninth graders explore protein synthesis. In this DNA lesson students complete a worksheet and a DNA lab activity. 

In this science related worksheet, students study, locate and answer ten multiple choice questions dealing with protein synthesis.

In this DNA worksheet, students access a website to read about the scientists who make significant contributions to the DNA puzzle. Students complete 7 short answer questions based on the reading. Then students complete 3 short answer...

In this digestion experiment worksheet, students follow the procedures to set up an experiment about stomach digestion using pH paper to test for acidity.

In this indicators worksheet, students write equilibrium equations, determine the pH at the transition point of the indicator, and calculate the value of pKa. This worksheet has 7 problems to solve.

In this solutions worksheet, students determine concentrations of reactants at equilibrium. Students describe the effects of adding reactants have on the solubility of a compound. This worksheet has 5 problems to solve.

In this DNA activity, students access a website to determine the information that was used to understand DNA replication. Students compare the difference between observations and opinions. This activity has 7 short answer questions and 1...

In this biology activity, students watch a series of videos and complete 10 short answer questions right after. They explain how ART drugs interrupt the life cycle of HIV.

In this solutions worksheet, students calculate the pH of given solutions or calculate the Ka or Kb for chemical compounds. This worksheet has 11 problems to solve.

In this vocabulary building worksheet, middle schoolers matches the word with a definition, and uses definition clues to select the correct word.

In this elements, compounds, and mixtures worksheet, learners answer questions about the properties of elements, mixtures, and compounds. Students identify the physical changes that is made to a substance to determine if it is an element.

In this fresh air and air pollution learning exercise, students click on the links in the questions about fresh air and air pollution to find the answers to the questions and then come back and answer the questions. Students answer 15...

In this kidneys worksheet, students review the function of the kidneys including what happens when the kidneys stop working. Students also compare kidney function in fish, frogs, and kangaroo rats. This worksheet has 86 fill in the blank...

You matter—unless you multiply yourself by the speed of light squared, then you energy! Scholars learn about matter, energy, the elements and so much more using an informative presentation. Completing the included worksheet creates a...

What happens when genes change? Junior genetic investigators examine the effects of mutation in the third unit of a four-part Biotechnology series. Individuals discover the types of mutations through a series of PowerPoints, then partner...