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DNA: Structure and Replication Movie
In 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.
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Physical and Chemical Properties of Water
Students experiment with water as a component of suspensions, solutions, and heat conduction contributing to the use of food and the health and wellness of human beings.
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Simple Chemical Equations
Eighth graders interpret the chemical symbols and shorthand used for molecules and equations. Through guided practice, 8th graders work to decipher and interpret the symbols for chemical equations. An opportunity for independent...
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Oil Embargo!
Ninth graders generate and analyze data to determine which and how much of two polymers best absorb oils, formulate procedure to accurately determine how many times its own weight particular polymer can absorb, and develop understanding...
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Doing Lewis Dot Diagrams
Students observe the periodic table and draw the Lewis Dot Diagram. In this investigative instructional activity students construct information on several elements including the Lewis Dot Formation and take a quiz on the...
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Logarithm Word Problems
In this logarithm worksheet, 8th graders solve 10 different word problems related to various logarithms. First, they determine the amount of compounded interest that will be in an account after a number of years. Then, students determine...
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How Many Drops?
Students conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. They come up with an explanation for their observations about different amounts of liquids a penny can hold.
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Characteristics of Crystals
In this crystals worksheet, students complete a graphic organizer by filling in the characteristics of the different crystal types including melting/boiling point and electrical conductivity.
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How Is the Genetic Code Ultimately Translated Into a Protein?
Students examine the functions of mRNA, rRNA and tRNA. They explain the steps in the protein synthesis process. They practice using new vocabulary as well.
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COMPARISON OF FOUR-, SIX-, AND EIGHT-bp CUTS IN CALF THYMUS DNA
Students use this laboratory exercise, restriction enzymes to recognize a four-, six-, and eight-nucleotide sequence. Assuming that the four component nucleotides (A, C, T, G) are distributed randomly within a DNA molecule, then any...
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Activity #13 Changing The Look of Sugar
Learners observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students are...
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Kinetics Challenge Problem
In this kinetics learning exercise, students use date from two experiments to determine the reaction order, calculate the rate constant and activation energy, and predict the mechanism for the reaction. This learning exercise has 7...
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History of the Stock Market and How it Works
For this stock market worksheet, students read a 2-page article about the history of the U.S. stock market and then respond to 12 short answer questions about the selection.
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Understanding Risk And Return
Students engage in a lesson introducing them to the concept of Risk and Return. Risk and return is a basic principle that should be understood before investing money. They utilize an interactive worksheet imbedded in this plan.
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North Platte Canteen and World War II
Students employ primary resources to investigate the rise and decline of a canteen in World War II. The significance of volunteerism and the use of the railroad for troop transportation are examined.
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Molecular Modeling Activity
Students explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and construct...
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Activity #15 What Happens To A Liquid As Energy Is Added?
Young scholars model the arrangement of particles in a liquid. They use the model, to demonstrate how a gas is formed from a liquid with no increase in temperature as energy is added. Pupils model the arrangement and movement of gas...
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Debt and Deficits
Learners identify, research and interpret the national debt and deficits of the past through today and why it has risen significantly in the last 20 years. They analyze the size and impacts and discuss the various policy measures for...
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The Structure of Materials
Students brainstorm what matter is and how they define it. They construct a water molecule with marshmallows and toothpicks. In addition, they watch videos to explore the use the idea of nanoscience to investigate the properties of...
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Chemistry
In this chemistry learning exercise, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom....
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The Chemistry of Life
In this chemistry of life worksheet, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
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Life Substance
In this life substances worksheet, students will review carbon atoms, monosaccharides, dissaccharides, polysaccharides, lipids, proteins, and nucleic acids. This worksheet has 4 true or false and 17 matching questions.
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Carbon Creating Activity
In this carbon worksheet, students follow directions and use marshmallows and toothpicks to made carbon dioxide and glucose molecules. Students do this to see how carbon changes as a result of photosynthesis.
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Nucleic Acid
In this chromosome worksheet learners complete a crossword puzzle by answering questions on DNA, nucleic acids, nucleotides and RNA.
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