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Do new kinds of insects appear after soil modification?
Students explore and experiment with the concept do new kinds of insects appear after soil modification. They assess and review scientific methods of observation, predicting, variables, math skills, ratio, proportions, graphs and the art...
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Are You a Trend Setter?
Learners are introduced to the periodic table of elements. They devise and perform and experiment in which they determine the density of specific elements. They use their results to predict the density of other elements in the same group.
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Land and People: Cape Cod Activity 1
Students make a model aquifer to study the uniqueness of Cape Cod's ground-water system. Using the model., they determine how easily contamination spreads in the aquifer system by completing and recording three activities. Using the...
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Mass-Mass Relationship
Students investigate mass-mass relationships in the lab. In this mass-mass relationship lesson plan, students mix sodium carbonate with hydrochloric acid to produce sodium chloride, water and carbon dioxide. Students use the amount of...
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Molar Mass of Butane
This lab sheet gives a detailed procedure for your class to find the mass of Butane. There is a complete guide for calculations, data analysis, and conclusion.
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To Float or Not to Float - A Lesson on Density
Students observe and experiment with the concept of density. This is done using a simple experiment that helps them to apply scientific principles of observation and proving a hypothesis.
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Student Exploration: Mineral Identification
In this mineral identification worksheet, students read nine vocabulary words and answer 5 short answer and fill-in-the-blank questions regarding minerals. There are four additional pages of related activities.
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A Simple Thermoetric Titration
In this thermometric titration worksheet, students investigate the changes in temperature when an alkali is neutralized by an acid. Students graph their results from the titration and draw 2 best fit lines on their graph. Where the lines...
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Parts-Per-Million Concentration Lab
Students develop a comprehension of parts per million as a concept. They work in teams to create successive dilutions of a solution to reach a parts-per-million concentration. Students list what they think the atmosphere is made of. They...
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Why Cheerios Don't Sink
Students investigate Archimedes' Principle and show how it relates to density. In this Archimedes' Principle lesson plan, students experiment with a beaker of water, a Styrofoam "boat" and a weight. They predict what will happen when the...
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The Composition of Soil
In this composition of soil worksheet, students study the make-up of soil by identifying the amount of air in the soil, the amount of water in the soil, the size of the mineral grains in the soil and the proportion of humus in the soil....
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Quantitative Analysis of Vinegar Lab
In this quantitative analysis worksheet, students perform a lab to determine the amount of acetic acid in vinegar by doing a titration. They use an indicator phenolphthalein to determine the endpoint of the titration.
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I've Got That Sinking Feeling
Students design a simple boat and predict how much weight it can carry. They should also discover why objects float or sink and how this can be determined experimentally. A great lesson on buoyancy!
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The Three States of Matter
Students explore the three states of matter. In this physics lesson, students are shown examples of solids, liquids, and gases. Students make cookies and identify the three states of matter during the baking process.
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Oil Floats, Right?
Students examine the properties in oil in water. In this mixture lesson, students read about the Lophelia II 2010: Cold Seeps and Deep Reef Expedition and look at images of deep sea ecosystems. They experiment or participate in...
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Making Soap
In this soap activity, students produce soap in the laboratory and test their product by washing away engine oil with their soap. Students answer four questions about tests they perform on their soap.
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Enzyme Grabbers
Students perform two experiments to show the properties of enzymes. They use pectinase to produce apple juice from applesauce to show enzyme action and then taste the difference between raw and boiled papaya seeds as evidence of enzyme...
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Properties of Matter
High schoolers investigate the properties of matter. For this properties of matter lesson, students observe containers of different metals and discuss their properties including density. High schoolers find the density of an unknown...
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Mini Rockets
Students explore gases. In this chemical energy lesson, students will observer chemical reactions and infer a conclusion about reaction producing gasses.
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Osmosis and Diffusion: Egg Lab
Students examine why diffusion and osmosis happen in an egg cell. In this diffusion lesson students demonstrate a semi permeable membrane.
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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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Heavy Ice: Day Five
Students explore physics by conducting a class experiment. In this density lesson plan, students examine a list of items and discuss whether they will sink or float and then determine their density. Students examine the objects over five...
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Chemistry Lab: Solubility Product Constant of Sodium Chloride
In this solubility product constant of sodium chloride learning exercise, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common...
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The Seeds Tell the Story
Pupils explore sources of pollution runoff and actions that can be taken to reduce runoff. In this pollution lesson students complete a worksheet and see why bio-essays may provide a more realistic picture of toxicity.