Curated OER
Measuring Quantities of Gases Activity
Learners use a pipette to mix small amounts of food coloring into water. They visualize the small quantities of parts per million and parts per billion. Contrary to the title, the activity is about liquid amounts rather than gas amounts....
Beyond Benign
PPM
The 15th lesson in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...
Curated OER
Bacterial Movement Through Water Part 2- Dilution/Powers of Ten
Students make dilutions using dulution trays. They keep track of their dilutions and the concentrations of solute, to parts per million (ppm) and parts per billion (ppb), in order to have an comprehension of the terms. Students make...
Curated OER
How Small is It?
Learners better understand what a concentration of one part per million means through activities. Students discuss "Maximum Contaminant Level" of a toxic in the water. They measure the classroom to find out how many cubic centimeter...
Curated OER
Parts Per Million
Students perform serial dilution of food coloring experiment with partner, examine concentration levels, and differentiate parts per million (PPM) and parts per billion (PPB). Students complete pre-lab and post-lab questions and data table.
PBL Pathways
Arsenic and Selenium Removal From Drinking Water at a Minimal Cost
Decide on the most efficient plan to supply drinking water. The second project-based learning task in a two-part series builds upon the first project. Pupils revisit the wells to supply drinking water, but they must make sure the...
Curated OER
The Numbers Game
Students examine how to calculate the part-per-million and part-per-billion units used to measure contaminant concentrations in the environment. They calculate ratios, take a quiz, analyze a sample chemical spill, and determine if...
Curated OER
Global Change — Change and Cycles Where Land, Air and Water Meet
Young scholars participate in an experiment to define a parts-per-billion solution. For this ecology lesson, students select a second substance to create a parts-per-billion solution and observe and record their results. Young scholars...
Balanced Assessment
Confetti Crush
In the first part of a middle school assessment task, learners analyze a given statement about the amount of confetti revelers throw at Times Square on New Year's Eve. The second part of the task requires learners to identify objects...
American Museum of Natural History
The Milky Way Galaxy
Just how big is the galaxy? Learners read information about the size of the Milky Way galaxy to better comprehend its size. Pupils develop an understanding of the number of stars in the galaxy by finding just how big a billion is and...
Curated OER
You've Got to Have Heart
After reading an excellent description of the human heart, fifth graders look at a drawing of a human body, and choose the circle they think represents where the human heart is found. There are four circles inside the character's chest....
Curated OER
It's Clean, Fresh and only Three Billion Years Old - Water!
Students engage in a lesson which explores the wate cycle. They get to see some very entertaining video, do fun hands-on activities and gain a better understanding of evaporation, condensation, precipitation and collection.
Curated OER
Mixed Prepositions
In this interactive prepositions worksheet, students practice using prepositions in sentences. Students choose the correct preposition for each blank in the passage. There are fifteen in all.
Curated OER
Brain Power
In this science worksheet, students investigate the anatomy and function of the human brain. Students read facts about the parts of the brain and what each does. Students compare the size of the human brain to that of other animals....
Curated OER
When Moore Is Less for Microprocessors
High schoolers in technology classrooms review how microprocessors work, examine Moore's Law, and relate it to the predicted end that is in sight for silicon dioxide-based transistors used in billions of chips.
EngageNY
Operations with Numbers in Scientific Notation
Demonstrate the use of scientific notation within word problems. The lesson presents problems with large numbers best represented with scientific notation. Pupils use these numbers to solve the problems in the 11th installment in a...
Curated OER
Forest Grump
Students consider the definition of an ecosystem, its parts, and how these parts can be affected when the ecosystem is endangered. They examine dangers being faced by the Canadian boreal forest by reading "For Billions of Birds, an...
Curated OER
Investigating Seasonal Variability in NO2 Concentrations
Young scholars study different formats of data and determine the nitrogen dioxide concentrations. In this seasons lesson students understand the different relationships that NO2 can have.
Curated OER
What Do Concentrations Mean?
Young scholars investigate the concept of climate gases and practice using the appropriate measurement terms. The lesson includes information that is used by the teacher to conduct class discussion or as a source of background for students.
Curated OER
Bhopal Gas Tragedy
Useful as a model for an individual research presentation, these slides cover the Bhopal Gas disaster. Information cited includes data about the hazard rating of the chemical as well as the health effects of the dumping. Both science and...
Texas State Energy Conservation Office
Investigation: Automotive Emissions and the Greenhouse Effect
It is recommended that you conduct this fabulous experiment as a whole-class demonstration. Collect air samples from the environment, human exhalation, and car exhaust, then compare them for carbon dioxide content using bromthymol blue...
Curated OER
Go Jump In The Lake!
Students experiment with local lake water to determine the health of the lake waters. They explore the human impact on the lake water, hypothesize and share inferences in a scientific report.
Curated OER
NASA Satellite 'Sees' Carbon Dioxide
In this atmospheric carbon dioxide worksheet, students observe a map showing the concentrations of atmospheric carbon dioxide taken by the Atmospheric Infrared Sounder instrument. Students solve 4 problems using the map. They determine...
Curated OER
Carbon Dioxide Increases
In this atmospheric carbon dioxide worksheet, students use a graph of the Keeling Curve showing the increase in atmospheric carbon dioxide since 1958 to solve 6 problems. They determine the rate of increase, the find the percentage of...