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Fish Are Animals Too
Pupils create posters that show how a shark is a major predator in kelp forests and coral reefs after studying the food webs for these ecosystems. They determine that fish are important animals in the ocean's web of life.
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Rainbow Electrophoresis
Students are introduced to the principles of gel electrophoresis and also provides an opportunity for students to practice loading gels and prpetting. In this laboratory activity, food color is used to separate into constituent pigments.
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Enzymes and Jell-O
Students test for the presence of enzymes in fruit and the specificity of those enzymes. They identify the susceptibility of enzymes to certain environmental factors such as temperature and pH in the enzymes environment.
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What Is The Matter?
Students engage in a lesson about the scientific concept of matter. They use essential questions in order to guide the research process. Students engage in several class inquiries that are hands on in order to investigate the properties...
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Discovering Chemical Changes
Fourth graders predict what happens in a teacher demonstration of a chemical change, before watching it. They observe the demonstration and list what the see on the board before determining which represent chemical change. Working at...
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Acids, Copper, and Zinc
Students observe chemical reactions using post-1982 pennies. They observe the reaction of an acid with zinc but not copper under the same conditions over a two week period.
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Condensation and the Water Cycle
Learners explore the natural distallation process that occurs in the water cycle. They use plastic cups and cotton swabs to observe the condensation process that is evident in the water cycle.
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Field Trip Preparation
Students make a contingency plan in case of unexpected events such as bad weather. They discuss safety and appropriate conduct.They map out a schedule to ensure that sufficient time is allotted for all activities.
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Electric Current and Circuits
Compare the drift speed of conduction electrons in a current-carrying wire to the signal speed of changes in current. They also distinguish between DC and AC and describe how AC is converted to DC.
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Water Quality Tests Explained
Students define all eight water quality parameters and list at list one source for each of the eight water quality parameters. They determine how each of the eight parameters affect river ecosystems.
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Sea Ice
Students observe the freezing times and temperatures of water with varying levels of salinity. They determine how icebergs form, how they act, and what they may be made of. They discover that salinity level affects the time it takes...
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Salinity
Learners define and discuss salinity, conduct classroom experiment to determine salinity of water sample by using hydrometer, record predictions, and demonstrate understanding of how salinity influences object's ability to float in water.
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Daily Radiation "Balance"
Students explore the amount of radiation in the Earth's atmosphere. They calculate the total amount of incoming and outgoing radiation over a day and determine how "balanced" the radiative system is over a particular location.
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Brain POP - Water
In this properties of water learning exercise, students complete 11 fill in the blank and 5 matching questions about surface tension, water hardness and water trivia.
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Density Worksheet
For this chemistry worksheet, students identify and describe that density is the ratio of the mass of the substance to the volume of the substance at a given temperature. They also respond to various questions that refer to density in...
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Acid Base Equilibria
In this acid and base worksheet, students classify compounds as acids or bases and write down its equation. Students calculate pH of chemical compounds. This worksheet has 14 problems to solve.
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Chemical Equilibria
In this chemical equilibria instructional activity, students write equilibrium expressions for chemical reactions and calculate the value of the equilibrium constant. This instructional activity has 8 problems to solve.
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Solutions
In this solutions worksheet, students determine the pH or molar solubility of different solutions. Students state is the mixture given forms a buffer. This worksheet has 20 problems to solve.
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Gas Law Worksheet II
In this gas laws worksheet, students calculate volume, pressure, or mass for given gas reactions. Students calculate partial pressures for given gases. This worksheet has 17 problems to solve.
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Chemistry Lab: Solubility Product Constant of Sodium Chloride
In this solubility product constant of sodium chloride worksheet, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common ion to a...
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Elements, Compounds, and Mixtures
For this elements, compounds, and mixtures worksheet, students 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.
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Acids and Bases
In this acids and bases instructional activity, students list the differences between and acid and a base. Students list strong and weak acids and strong and weak bases. Students determine the properties of acids and bases. This...
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Kinetics and Equilibrium
In this kinetics and equilibrium worksheet, learners use the diagram to answer the questions as it relates to endothermic or exothermic reactions. Students indicate the result in the reaction rate as speeding up or slowing down.
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Heat Transfer Team Review Quiz
In this heat transfer worksheet, students answer one true or false question about heat and three multiple choice questions about heat transfer including conduction, convection and radiation.