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Using the Spectrophotometer to Analyze a Mixture
General chemistry classes practice spectroscopy. They grasp the relationships between wavelength, absorbance, and solution concentration. Additionally, they gain valuable practice using laboratory equipment such as burets and pipettes....
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Worksheet 4-1 Atomic Spectra
In this atomic spectra worksheet, students answer eighteen questions about wavelengths of light, the emission spectrum, energy of photons, the frequency of electromagnetic radiation and electrons in the excited state.
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Electromagnetic Radiation
Learners explore the nature of electromagnetic spectrum through a series of experiments. In this physics instructional activity, students determine how light behaves under certain circumstances. They explain how humans perceive colors.
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"Why Is the Sky Blue?"
Students investigate why the sky is blue and the sunset is red. They are asked why do you think that we see the sky as blue? Students write a hypothesis on their "Blue Sky Lab Sheet". They explain why they think that the sky is blue...
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Grow an Alum Crystal
What an exciting lab experiment to conduct with your high school chemistry class! Crystals are formed naturally in the environment. However, allow your blossoming chemists to create their own unique crystals using alum and water. You may...
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Spectrophotometry Lab
Young scholars use a machine called a spectrophotometer to determine how much light is absorbed by certain substances. Students record the absorbance and the % of light transmitted for different color solutions, graph their results, and...
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Super Gelatin
Students measure angles of refraction as the light travels through gelatin. In this experimental lesson plan students complete a refraction lab and plot their data.
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Applied Science - Physics Pre-Lab
Students describe the science of physics. In this Physics lesson plan, students observe examples of physics within their classroom. Students create a definition for physics.
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Applied Science -Physics (2B) Pre Lab
Second graders look at different types of energy. In this energy lesson, 2nd graders define energy and the difference between kinetic and potential energy. They see examples with falling books and a slinky.
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Investigation of Polarized Light
Students investigate how polorizers filter light. In this physics lesson, students record their data and plot their results using a computer logging software. They discuss practical applications of polarization.
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Which Wrap Is Wrapped Right?
Students investigate the integrity and strength of different types of food wraps. They test the wraps and create a graphic organizer for the data. Once it is organized then a lab report can be written. The instructional activity contains...
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Shrinky Dinks® Palettes
Here is a fun and clever lesson for teaching physics classes how to calculate wavelength if given the energy and frequency data. On a worksheet, they compute wavelengths using a table of information that you provide. On a paper palette,...
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Transmitter Hunt
Students experiment with radio transmitters. In this transmission of waves lesson, students use an FM radio, an attenuate, and the frequency to locate a radio transmitter. Students discuss outcomes.
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Investigation of Hooke's Law Lab
Young scholars determine the spring constant by conducting an investigation. In this physics lesson, students collect data and create a graph of force vs. displacement. They compare the results of two different methods to find spring...
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Snell's Law (And Then Some)
Students conduct an experiment to test Snell's Law using a block of lucite and a ray box. They measure the light rays as they impinge upon the block. Students are also asked to draw the situation of the lab or create a model of the...
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Probes, Exploration and Application
Students examine the benefits of the space program to our life on earth. In this space exploration instructional activity students participate in a lab, answer questions and study radar mapping.
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What's the Frequency, Roy G. Biv?
Students examine the concept of frequency and wavelength. They analyze how frequency and wavelength relate to each other by conducting an experiment involving measuring and timing wavelengths by pulling adding machine tape through an...
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What Shape Is It?
Students predict the shape of an unknown object by bouncing a ball on it. In this physics lesson, students relate this activity to how dolphins use echo-location to navigate. They analyze their lab result and discuss findings.
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Jell-O Optics
Students observe an activity with Jell-O to learn about optics. In this investigative lesson students fill out a handout on the activity that helps them to investigate the index of refraction and the speed of light.
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Settling Rates of Different Size Particles
Students discover how and why the settling rate of particles differs with the size of the particles. Using different soil samples, they calculate the amount of time it takes for a sample to settle in water for up to forty minutes. They...
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The Virtual Electron Microscope
Students explore the world of the very small using a Flash plug-in Virtual Electron Microscope. They complete and discuss an activity in which unknown samples are placed under the computer simulated microscope to determine where the...
Cornell University
Optical Simulation of a Transmission Electron Microscope
Don't have an electron microscope? Have your classes build the next best thing! A hands-on lesson asks scholars to build a model of Transmission Electron Microscope (TEM). They then use their models to identify the function of each...
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Mixtures
Sixth graders experiment with mixtures. For this chemistry lesson, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
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Rover Landing Design Challenge
Students examine the concepts of forces and motion. They work together to design protective devices for their egg rovers as they are dropped from a specific height. They record their observations and discuss.