Curated OER
Microarrays: Chipping Away at the Mysteries of Science and Medicine
Students research microarrays on the internet in cooperative groups. Students write an essay describing the use of microarrays in environmental research and in medicine.
University of Georgia
Freezing and Melting of Water
Examine the behavior of energy as water freezes and melts. An engaging activity provides a hands-on experience to learners. Collaborative groups collect data and analyze the graphs of the temperature of water as it freezes and then...
Curated OER
Investigating the Effect Of Successive Heat and Cool Cycles on a Thermoplastic material.
Students investigate hot melt glue using a hot melt glue gun as an an injection molding simulator and a melt index viscometer. They evaluate the effect of heating and cooling by weighing the glue extruded over a constant time period.
Curated OER
Atomic Absorption Determination of Zinc and Copper in a Multivitamin
Advanced lab apprentices prepare zinc and copper solutions to which they will compare the same minerals from a multivitamin. Using absorption spectroscopy, they analyze the contents of the multivitamin for concentration. This lab can be...
Curated OER
The Rifting of Pangaea and the Gettysburg Battlefield
Eleventh graders analyze and interpret an animated model of Earth’s rifting processes. In this Earth Science lesson, 11th graders connect Earth’s rifting processes with the Earth’s surface in the Gettysburg battlefield. Students apply...
Curated OER
Data Collection Review Sheet
In this data collection worksheet, learners determine the number of significant figures in the given values, describe the difference between accuracy and precision, and calculate density and mass. This worksheet has 1 short answer...
Curated OER
Portable Sundial
Middle schoolers work together to identify the accuracy of sundials. They track the position of the sun and create a shadow plot. They discover the difference between real time and clock time.
Curated OER
Properties of Matter
Third graders explore forms of matter through reading, hands-on science activities, and research using the Internet. Students create a booklet, directions given, that they title and decorate, to later serve as a review visualization...
Curated OER
Practical GPS Applications in Forestry & Agriculture
An explanation of the Global Positioning System (GPS) and the Geographic Information System (GIS) is given in this presentation. Uses and applications are considered. How it works and sources of error are also touched upon. A large...
Curated OER
Water and Polymers
Students conduct qualitative and quantitative investigations based on the interaction between water and various polymers. They determine the percent moisture contained in various plastics along with a qualitative procedure to determine...
Curated OER
The Study of Molecular Orientation by Linear Dimension Change of Polymeric Films
Students investigate the linear dimension change of heated plastic film and relate the results to processing and service use of the materials. They calculate percent change in dimension as related to anisotropy and molecular reorientation.
It's About Time
Mass and Volume
Don't be so dense that light bends around you; study the relationship between mass and volume instead. Young chemists measure the density of a variety of liquids and solids. A reading passage and analysis questions introduce pupils to...
Santa Monica College
The Density of Liquids and Solids
There are underwater rivers that flow on the ocean floor thanks to a difference in density. Scholars learn about the density in both liquids and solids in the second lesson of an 11-part series. They then determine the density of water,...
Curated OER
Computer Accuracy
Middle schoolers work together on computers to practice measuring for navigation. They discover that errors in their calculations can lead them in the wrong direction. They examine the need of computers by engineers.
Curated OER
Lesson 2 - Design Process-Measuring Wind Speed
A terrific lesson focused on the design process. It begins with a presentation, "Design: Solve a Problem," which lists the steps of the process and then introduces the specific challenge: to build a device that measures wind speed....
Curated OER
Schoolyard Bird Project
Young scholars observe and count bird sightings around their schoolyard throughout the school year.
Curated OER
Super Gelatin
Students investigate the refraction properties of gelatin to calculate its index of refraction. They discover that as the light travels through the gelatin, its speed and wavelength also change. Students find th indes of refraction of an...
Curated OER
Using the Hunter Model and the Holistic Model
Students increase their knowledge of scientific processes in chemistry. They compare and analyze 3 sets of data, they have gathered, for accuracy and precision.
Curated OER
Anastasia-Dead or Alive
Students complete an investigative activity that requires them to use precise observational skills. They observe a partner's ear recording pertinent data so that they can make a positive identification. They identify the teacher chosen...
Curated OER
DC Metrology
In this physics instructional activity, students complete 11 short answer questions related to general metrology. They define basic metrological terms.
Curated OER
What Can We Measure About Chemicals?
In this measuring chemicals worksheet, learners investigate measurements of an aluminum slab including the length, width, height, mass, volume and density. They do the same for a piece of aluminum foil and they compare their results....
Curated OER
Properties of Materials
Students describe how objects in the universe range from smaller than atoms to larger than galaxies. they explain how the metric system works and compare it to the English system of measurement.
Curated OER
"Measurement in Motion"
Ninth graders examine the rate of motion and changes in motion using a ramp and a rolling object. They conduct the demonstration, determine the average speed, and describe how a moving object can have zero acceleration and deceleration.
Curated OER
Energy in the Natural Environment
Students examine the flow of energy through the natural environment. In groups, they describe the effect of energy on the atmosphere, hydrosphere and lithosphere. To end the lesson, they experiment with the chemical and physical...