National Nanotechnology Infrastructure Network
Synthesis and Characterization of CdSe Quantum Dots
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should notice a...
Physics Classroom
Acceleration
The acceleration rate of a flea jumping works out to 50 times faster than the acceleration rate of the space shuttle. Pupils apply knowledge of acceleration to dot diagrams, velocity-time tables, and word problems. They solve for...
Concord Consortium
Going Up
Going on up—and up and up! An open-ended task asks learners to model the movement of an amusement ride with parametric equations. They then analyze their equations to determine how the shadow of the ride's car moves as it rises at a...
Curated OER
How Much Water is Available in the Atmosphere for Precipitation?
Students explore the relationship between the amount of water in the atmosphere available for precipitation and the actual precipitation observed by satellite. They examine seasonal changes in precipitation. They practice using Internet...
Curated OER
Point-Slope Form of a Line
This activity helps young mathematicians connect the graph and the point-slope form of a line, by first solving a real-world problem and then using that example to motivate the understanding of the equation. By manipulating the gizmo,...
Curated OER
Case of the Missing Pumpkin
Scientists define and discuss decomposition, and watch pumpkins decompose and return to soil in classroom experiment. They record the date the experiment began, chart changes in pumpkins on a calendar, count how many days it takes...
Curated OER
How Solar Cells Work
Learners create electricity. In this solar energy lesson, students role play how photovoltaic cells change sunlight into electricity. Learners discuss the experiment and create their own diagram of the model.
Curated OER
Missing Macroinvertebrates - Stream Side Science
Field study groups collect samples of stream water and identify the macroinvertebrates found. Using their data, they calculate a water quality index to rate the health of the stream. They graph their data and discuss the value of a water...
Curated OER
Focus on Economic Data: US Real GDP Growth, August 26, 2011
Young economists answer a series of critical thinking questions as they analyze real data that shows GDP Growth. They examine the provided charts, read through the background information, and discuss changes that occurred in the third...
Perkins School for the Blind
Human Body Regulation
The human body can regulate itself through sweating and resting. Learners with visual impairments discuss how the body changes when it is under stress and what it does to regulate itself. To start, kids use talking thermometers to take...
LABScI
Enzymes: The Spit Lab
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
NOAA
Please Pass the Salt
Salinity is the focus of two experimenters that work to answer the question, How does salt change the physical properties of water? Super scientists compare the freezing rate of salt and fresh water, combine the two waters to observe how...
Curated OER
Key Ingredients: America by Food
Students participate in a series of activities to explore the types of food Americans eat, how food choices differ in various parts of the country, and how the availability of various foods has changed over time.
Curated OER
Gasoline Additive
Chemists consider a situation in which an ethanol producer needs to determine how much to add to t-butanol to prevent freezing during transport. They work in the laboratory to obtain the freezing point depression constant for the...
Curated OER
Look At Those Leaves!
Kids observe, classify, and measure tree leaves with a scientific eye. They examine leaves, group them according their attributes, and use standard units of measurement as they compare their sizes. They access a web site to learn how...
Curated OER
Catch the Pollution
Explore environmental care by conducting a pollution experiment. You'll discuss the causes of pollution in our environment and what the overall impact will be if we can't change our ways. Clear plastic tape, a can, and compass are used...
Curated OER
Early 18c Europe: Proto-Industrialism
Providing key information, visually appealing pictures, and thought-provoking questions, this series of slides presents your class with a study of 18th century Europe as it becomes increasingly urbanized. From peasants to princes, the...
Curated OER
Unit V: Worksheet 1 - Constant Force
In a force diagram, a stick figure man in an elevator takes a ride. Physics analysts work out the force exerted on him by the elevator floor. As the acceleration changes, they draw new force diagrams and compute new force values. This...
Curated OER
Information Overload: Looking at News
How do events reported in mainstream newspapers, on television news, blog posts, and social network sites differ? Ask your class to investigate the way the same news item is presented in the many information sources available. Groups...
Odyssey of the Mind
Odyssey of the Mind Curriculum Activity: Up to Speed
Here are three great group project ideas to reinforce the concepts of velocity, transportation, and energy. In small groups, learners construct adjustable ramps, predict, and then test to determine the affects of altering velocity, ramp...
Illustrative Mathematics
Fixing the Furnace
This comprehensive resource applies simultaneous equations to a real-life problem. Though the commentary starts with a graph, some home consumers may choose to begin with a table. A graph does aid learners to visualize the shift of one...
Illustrative Mathematics
Accuracy of Carbon 14 Dating II
The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and ranges of...
Virginia Department of Education
Weathering of Limestone
We all know limestone weathers, but what affects the rate of weathering? Young scientists investigate the physical and chemical weathering of limestone (chalk) through experimentation. First, they conduct trials with different-size...
Virginia Department of Education
Vapor Pressure and Colligative Properties
Hate to vacuum, but enjoy using a vacuum pump? Explore a lesson plan that starts with a demonstration of boiling water at various temperatures by using a vacuum pump. Then scholars design their own experiments to measure vapor pressure...
Other popular searches
- Slope Rate of Change
- Constant Rate of Change
- Average Rate of Change
- Powerpoint Rate of Change
- Rate of Change Math
- Rate of Change Graphs
- Rate of Change Algebra
- Heart Rate Change
- Rate of Change Project
- Slope and Rate of Change
- Exchange Rate Changes
- Rate of Change" Tables