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Population Dynamics of Growth of Drosophila
Students experiment with Drosophila to determine if density of female flies, food sources, temperature and light affect the population dynamics of growth. Students graph their data and compare their results to the number of human...
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ISOLATION OF DNA FROM ONION
Students perform a lab in which they extract DNA from onion cells. Students break through the cell and nuclear membranes and then break down the protein that the DNA is wrapped around.
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THE SPREAD OF AIDS
Students perform a hands-on activity in which they simulate the spread of a disease such as aids. One student with unknowingly be the "carrier" of the infection and Students witness how fast it can spread.
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Population Dynamics of Growth of Drosophila
Students investigate population dynamics such as variation in density of females, composition of food sources an environmental factors such as light and temperature on Drosophila. They then relate their findings to human populations and...
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Which Sand Contains The Most Salt?
Students investigate the salinity levels of sand samples taken from several different sources. They conduct tests and observations to measure the current salt levels. They develop a hypothesis from the experiment to determine the factors...
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Bonneville Salt Flats Ecosystem
Students discuss the annual ecosystem changes of the Bonneville Salt
Flats and the artificial changes made by man.They observe the annual ecosystem changes and the current additional flooding of the Bonneville Salt Flats by man.
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Let it Grow and See What Happens
Students participate in an experiment in which they try to stop algae from growing. In groups, they develop a hypothesis and test it while making changes to the experiment along the way. They make observations and organize their data...
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Activity #20 Tear An Aluminum Can In Half
Students observe the chemical reaction between CuCl2 and aluminum. They identify the evidence for a chemical change. Pupils answer the following questions after observing the experiment: How do you know a chemical reaction occurred?,...
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Getting the Minerals Out
Learners explore the tissues of the bone. They discuss bone composition and physiology. Students perform experiments to compare and contrast the decalcifying properties of several liquids.
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Nuclear Transplants
High schoolers model the removal of a cell nucleus and the insertion of an alternate control center. They define some of the challenges faced in this type of transplant procedure. Students discuss cloning.
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Let's Go! Virtual Yellowstone Tour
Students research the geologic wonders of Yellowstone National Park. They locate the main geologic features of Yellowstone on a map of the park. Students write a description of the geologic features to be included on the map for a...
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Sedimentation
Students are introduced to the various types of sedimentation. In groups, they define the term and research what causes it to happen. They compare and contrast the different types of sedimentation and research how it occurs off of Cape...
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Testing for Conductivity
Students test the conductivity of selected liquids and solids. They test the circuit by touching the two free ends of the wires together and add salt little by little recording the data after each addition. Finally, students predict...
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Flower Food
In this flower learning exercise, students create home made flower preservatives. Ingredients include water, sugar, lemon juice, vinegar, or liquid bleach.
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Chemistry Practice
In this chemistry practice worksheet, students select the correct response to the given questions. Students apply knowledge about the states of matter, finding vapor pressure and atmospheric pressure.
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Chemistry Wk 2
In this chemistry worksheet, students calculate the freezing point of a given solution. Students calculate the final temperature and state of the water in a given problem. Students solve several problems provided.
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Acids, Alkalis, and Salts
In this acids worksheet, students review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
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Working with Solutions
In this solutions worksheet, students review how molarity is calculated and how to prepare a dilute solution. This worksheet has 5 problems to solve.
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Acid and Base Worksheet
In this acids and bases worksheet, students apply the Bronsted-Lowry theory of acids and bases to write the products for the given acid-base reactions. This worksheet has 7 problems to solve.
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Compounds and Mixtures Notes
In this matter learning exercise, students watch a movie and then compare the differences between compounds and mixtures. This learning exercise has 16 fill in the blank questions.
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Recycling Paper
Students recycle old paper into new. In this sustainability lesson, students take old newspaper and recycle it into new paper.
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The Floating Golf Ball
Fourth graders discuss density. In this floating golf ball lesson plan students complete a lab activity on density while working in groups.
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A Salty Experiment
Students study salty and fresh waters. In this harbor estuary lesson plan students complete a lab activity on salinity and describe what happened.
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Blood, I Presume?
Students explain the value of blood in trials. In this DNA lesson students work together to collect and share information and ideas that they come up with after learning how to distinguish blood from other stains.