Mr. E. Science
Changes in Matter
Do solids, liquids, and gases even matter? The presentation focuses on changes in matter, including phases, Boyle's Law, Charles' Law, and physical changes.
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Making and Using a Hydrometer
Students build a hydrometer to measure the densities of fresh and salt water samples. They record the water temperature and density and use the temperature, density, and salinity conversion graph to locate the salinity. Finally,...
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Biocomplexity Lab Activity: Density and Buoyancy of
Students investigate how the density of water changes the buoyancy of
water. Students create a hypothesis about what will happen when placing the
egg into the water.Students can research online different bodies of water (The Red Sea, The...
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Bathtub Physics - Density, Buoyancy and Flotation
Students study Archimedes' Principle, flotation and the reaction of buoyant forces and explain the relationship between density and flotation.
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Displacement Reactions and Acid/Base Reactions
In this chemical reactions learning exercise, 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...
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Electrolysis of Water
Ninth graders examine the electrolysis of water by completing an experiment. In this water lesson students will explain how hydrogen can be extracted from water and how energy flows through an electrolysis system.
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Solutions, Suspensions, and Colloids
For this solutions, suspension, and colloids worksheet, middle schoolers answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as...
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Matter and Change
For this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape....
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Ocean Water
In this ocean water worksheet, students will look at how oceans affect us, how oceans originated, and what oceans are made up of. This worksheet has 15 fill in the blank questions.
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Moles, Stoichiometry, and Concentration
In this stoichiometry worksheet, students practice calculating moles, molar mass, and percentage composition of given compounds. This worksheet has 55 problems to solve.
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Fat, Sugar, and Salt
Students examine how fat, sugar and salt is manufactured and placed in prepared foods. In this food additives lesson students complete a lab activity and fill out a worksheet.
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Worksheet 1
For this calculus worksheet, students answer 5 short-answer problems regarding different salt solutions per gallon, various size tanks, water flow and time.
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Control and Experimental Variables
For this variables in experiments worksheet, learners read about control variables and experimental variables before they respond to 15 graphic organizer and short answer questions.
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Still Waters
Students construct a still to turn seawater into drinking water. They estimate the cost of distilling it. They investigate ways to make the conversion more efficient. They track the source of their home drinking water and make a map of...
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Water - the (Nearly) Universal Solvent
In this solvent learning exercise, students explore why water is considered a universal solvent. Students explore what can change dissolving rates. This learning exercise has 8 matching, 3 short answer, 11 fill in the blank, and 4...
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Rusting and the Scientific Method
Students observe the oil can scene with the tin man from a clip from "The Wizard of Oz" and answer the question, "What can we learn about rust from this scene?". They take 2 tubes and 2 nails, adding 1 salt packet to 2 ml of distilled...
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Common Words and Phrases Puzzle
Students discuss the meaning of a variety of common phrases. As a class, they are tested on how to use those phrases. They participate in a puzzle game in which they are given a statement to describe the phrase and they are to say it...
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Gravity and Layers of Air
Students actively look and listen as their teacher provides transparencies to show how the atmosphere is made up of layers. In this atmosphere lesson plan, students discuss the atmosphere in terms of layers and how gravity pulls...
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More on Temperature and Solubility
Students discover how temperature effects the solubility of solutes by experimenting with a range of temperatures. They develop skills for observing, inferring, measuring, comparing and contrasting.
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Awareness OF Self And Others
Students engage in a activity that attempts to convey information about self and others. The activity teaches them about diversity and attempts to heighten the awareness of respecting it. They become engaged in the activity with the use...
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Mangrove Ecology and Adaptations
Students create a plant or animal that would be well adapted to a habitat they selected. They first learn about Mangroves and their specific adaptations that help them survive in their habitat.
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Ocean Floor Properties and Near Shore Environments
Students explore and model the characteristics of the ocean floor and near shore environments through in-class demonstrations, laboratory activities, and internet research. They use classroom materials to research the characteristics of...
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Heat Loss and Gain in Physical Changes and Chemical Reactions
Students measure the heat of physical and chemical changes in reactions. In this chemistry activity students determine at what extent changes emit or absorb heat.
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Scales, Scutes, and Skins
Students identify the various adaptations of reptiles and amphibians. After distinguishing between reptiles and amphibians, students discuss the ways in which their adaptations aid in their survival. They participate in a hands on...