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Laboratory: Observing a Candle
For this observation worksheet, scientists observe a burning candle and answer eight post-lab questions. Topics include the phase changes occurring during the observations, the role each part of the candle plays in the chemical reaction,...
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Solar Kit Lesson #15 - Solar-Powered Electrolysis of Water and the Hydrogen Economy
An outstanding lesson awaits your physics fledglings! After reading about how hydrogen can act as an energy carrier, they examine the electrolysis of water using solar power. They test the gases produced for flammability and will...
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Everest The Death Zone
High schoolers watch a video about climbers on Mount Everest. In groups, they complete experiments in which they determine the concentration of oxygen in the air. They make predictions before beginning the experiment and complete a...
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Fortified Breakfast
Learners reverse engineer a cereal. In this dietary lesson students identify the minerals that the human body needs to function. Learners examine how foods are fortified by food engineers. Students find the amount of iron in a cereal by...
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Lab: Percent of Composition of KClO3
Students find the percent of oxygen in potassium chlorate. In this percent composition lesson plan, students heat a solution of potassium chlorate using a catalyst, manganese dioxide, to decompose the potassium chlorate and release...
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Atmospheric Chemistry
If you need a comprehensive review of the development of Earth's atmosphere through the ages, then this is for you! The presentation starts with a introduction to theories of planet formation and initial distribution of isotopes in the...
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Circulatory and Respiratory Systems Unit - Biology Teaching Thesis
Students Explain how an increased level of activity translates to cells needing more oxygen and how the lungs supply this oxygen by entering the blood stream. They also can explain that the heart is responsible for moving both oxygenated...
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Making Oxygen
Use demonstrations to enlighten learners on oxygen's role in combustion. Use potatoes and hydrogen peroxide to increase oxygen concentration in a jar, then stick a glowing splint and a burning wad of steel wool into the newly formed...
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Laboratory: Micro Rockets
If you know how to employ the exothermic reaction between hydrogen gas and oxygen gas to make a miniature rocket, then this worksheet is a fabulous lab sheet for your chemistry charges. First, they observe a spark in pure oxygen and one...
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Air
This presentation is about air. What makes it unique is that, in addition to simply providing information about the components of air and the action of air pressure, it includes a series of four experiments that bring these concepts to...
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Chemical Equations
For this chemistry worksheet, learners complete the word equation and write the complete, balanced formula equation below the word equation for each. Then they complete and balance the formula equation for each.
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Group 16, The Oxygen Group
The trends in group 16 and the characteristic behavior of the elements involved are listed here. Their properties also help support their function. Explanations of the atomic structure and valence electron number are not included. Since...
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Breathing and Holding Your Breath
Five questions are presented and answered as a means of delivering information on the respiratory system. Using red and blue game chips, physiology learners model the movement of blood through the lungs. Groups of learners time how long...
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The Science of Respiration and Blood Circulation
Fifth graders study how respiration and circulation are connected. For this respiratory lesson students complete several activities to better understand heart rate and carbon dioxide in the body.
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Reading Graphs with a Logarithmic Scale
Guide high school meteorologists through a detailed examination of oxygen concentration data. The learners analyze a line graph containing logarithmic data and employ the use of a graphing calculator. A comprehensive worksheet and links...
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UV light & Ozone layer
Middle-school meteorologists absorb information about ultraviolet radiaton and consider the ozone layer. The book that learners are supposed to refer to is not available, so you might want to locate some graphics or posters detailing the...
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Acid-Base Chemistry
In this chemistry worksheet, students write the balanced equations when a significant reaction occurs in each. Then they rank each element in increasing order of acid strength. Students also rank the strengths of each of the listed bases.
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Reactions of Benzene Derivatives
In this chemistry worksheet, students complete each of the problems by completing the circle for each reactant with the correct benzene derivative. There are three problems to solve and complete on the sheet.
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The Ozone
Students engage in lesson concerned with the concept of the ozone layer. They write a reflective journal using prior knowledge. Students read sources of information about the existence of a hole in the ozone layer. Finally they create...
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Mixtures
In this chemistry worksheet, students use the clues given at the bottom of the sheet to complete the crossword puzzle on mixtures. There are 18 clues to solve on the sheet.
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Percentage Composition
In this chemistry worksheet, students find the formula weight for each of the substances listed on the sheet. Then they find the percentage composition as indicated.
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Quantitative Problems (Mass)
In this chemistry worksheet, learners identify how much aluminum and hydrochloric acid is needed to produced a certain amount of hydrogen gas. Then they identify how many grams of oxygen are used.
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Formula Calculation
In this chemistry worksheet, students determine the formulas of compounds with the indicated compositions. There are six compositions to solve on the sheet.
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The Discovery of OXygen
Students conduct experiments to identify the different properties of oxygen. In this chemistry lesson, students examine its importance to life on Earth. They explore the historic dispute about oxygen's discovery.