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Multiplying Microbes
Ninth graders investigate the techniques of culturing bacteria. They culture bacteria using agar plates. Students identify and describe some environmental conditions that effect bacteria growth.
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The Metric System
Students practice converting metric measurements by completing the activities listed in this lesson. They first practice measuring common objects. They then convert metric measurements using the included worksheet.
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Will It Sink Or Float?
Have your class predict whether objects will sink or float in water. Learners consider a data table of mass, volume and whether the object sank or floated. They develop an evidence-based explanation for the results.
Exploratorium
Bubble Tray
Create jumbo bubbles and use them to teach about surface tension or interference, perfect for a physical science lesson on light or molecular attraction.
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Applying the Gas Laws
In this gas laws worksheet, students solve eleven problems using the various gas laws to find temperature, pressure, and volume of gases.
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Why Do Hot Air Balloons Float?
In this Charles' Law worksheet, students solve 8 gas law problems where the pressure is constant and the volume varies directly with the temperature.
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Stoichiometry
In this stoichiometry worksheet, students review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This worksheet has 18 word problems.
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Metric Mania
In this metric system worksheet, students convert measurements of volume from the English system of measurement to the metric system. They also convert within the metric system and answer questions about volume measurements.
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Why Do Hot Air Balloons Float?
In this Boyle's Law instructional activity, students solve eight problems using the inverse relationship between the volume of a gas and the pressure of a gas at a constant temperature.
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Equilibrium and Acids & Bases
In this equilibrium, acids and bases worksheet, students answer 30 multiple choice questions about the formulas for acids and bases, the products of acid and base reactions, the concentration of ions in acids and bases and equilibrium....
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A Formula for SI Catch-Up
In this SI units worksheet, students read about converting from SI units to non-SI units. They are given a conversion chart and they use it to convert from one unit of measurement to another in seven problems.
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Chemistry Quiz 3-Acids and Bases
In this acid and base learning exercise, students solve eight multiple choice questions including determining the pH of solutions, finding equilibrium concentrations and answering questions about buffers.
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Water Works
Students investigate water use and what happens at a water treatment plant. They define and discuss key vocabulary terms, view a diagram of a water treatment plant, and conduct an experiment that simulates the water filtration process.
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Explore: 5th Grade Dissolved Oxygen
Fifth graders, in groups, use basic science process skills to measure and compare the dissolved oxygen levels and pH levels of distilled, stream, and pond water.
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Metrics
In this metric worksheet, learners read about the metric system and British system of measurement. They answer 58 questions about the metric system and convert from one unit of measurement to another.
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Liquid Volume and Mass Word Problems
As your scholars become comfortable with liquid mass and volume units, give them these addition and subtraction word problems to help apply the skill. There are no conversion or fraction skills involved. After solving four word problems,...
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Catch your Breath
High schoolers measure lung capacity and explore factors that affect the amount of air the lungs can hold.
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Metric Mania-Metric Conversions
In this metric system activity, students fill out boxes to show the relationships between the units of the metric system. They then convert from one unit of measurement to another within the metric system. They use the ladder method to...
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Cell Size and Division or How Big Would You Want To Be if You Were a Cell?
Learners investigate why cells divide. In this cell size lesson plan, students observe how far a solution travels into 3 different size model cells of agar. They answer questions about the most effect movement of "nutrients" into the...
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Understanding Air Pressure
Fifth graders complete experiments with air to understand that air takes up space, has mass, and that air pressure can be changed. In this air pressure lesson, 5th graders test the air pressure by using balloons, syringes, and water to...
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Conversion Practice
In this measurement worksheet, learners use the ladder method to convert basic units. Then they compare each using greater than, less than, or equal to. Students also write the correct abbreviation for each metric unit.
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Cracking the Code of Life
Young scholars examine the concept of DNA. They work together to extract DNA cells from their classmate's cheek. They answer questions related to what to do with their DNA now that they have it.
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Dimensional Analysis
For this conversions worksheet, students solve 10 word problems using dimensional analysis. A table with conversions factors are given.
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Off Base
Young scholars explain the Chatelier's Principle. In this pH lesson, students identify factors that resist changes in pH of the ocean and why the ocean is becoming more acidic.