Serendip
Cells as Molecular Factories
Cells are both made of molecules and make molecules all at the same time! An exploratory lesson provides a means for scholars to research the components of cells made of molecules and also investigate the molecule-producing power of...
NASA
From Smoke Signals to Cell Phones: Tracing How Technologies Evolve
Explore the science of space exploration. Pupils consider technological advances in propulsion, communication, power, navigation, and imaging. They select one of these areas and create a timeline of historical progress that contributed...
Carnegie Mellon University
How Power Plants Work 2
In this second of three lessons on power plants, future engineers find out how we generate electricity and how coal-powered plants operate. They work in small groups to make electromagnet generators to light LED bulbs. A set of...
Curated OER
Maximum Power Point
Students investigate how to optimize the power output of a photovoltaic cell using a home-made gnomon stand. They use data collected to create current-voltage and power-voltage curves and determine the "maximum power point," (MPP) at...
Curated OER
Maximum Power Point
Students investigate energy using a photovoltaic cell. In this electricity instructional activity, students collect data from current-voltage and power-voltage curves to determine if photovoltaic systems have an advantage over...
Curated OER
Cell Types and Parts
Eighth graders, after creating a Venn Diagram comparing/contrasting animal and plant cells, writing ten similes describing cell types, or drawing a colored diagram of a cell, list cell types as well as describe and label cell parts. They...
Curated OER
Cell City Analogy
In this cell analogy worksheet, high schoolers are given a story with underlined words about the production of widgets in a city. The students determine what the underlined words would represent in the analogy of the cell to the city...
Curated OER
The Microscope and Cell
In this science worksheet, students calculate the size of different samples using the microscope as part of a formal lab assignment.
Curated OER
Solar Kit Lesson #14 - Solar Cells as Control Devices
Given four suggested concepts, emerging electrical engineers research, design, and constuct a working device that willrespond to changes in the intesnisty or the direction of sunlight. This is a challenge for learners to rise to, as the...
Curated OER
Cell Respiration Worksheet
Beginning biologists demonstrate their grasp on cellular respiration, photosynthesis, and energy flow though ecosystems when completing this worksheet. Fifteen multiple choice and short answer questions test their knowledge. Because of...
Teach Engineering
Pointing at Maximum Power for PV
Following detailed directions, teams collect the voltage and current outputs of a photovoltaic cell by adjusting the resistance. Using the collected data, they determine the highest power output. Implications for weather and a large...
Messenger Education
Star Power! Discovering the Power of Sunlight
It takes less than 10 minutes for energy from the sun to travel 90 million miles to Earth! In the first installment in a series of four, groups measure the amount of solar radiation that reaches Earth. They then discuss how this is...
Curated OER
Solar Kit Lesson #3 Parts of a Solar Panel - Part I
A solar cell is similar to a rechargeable battery in many ways. Science lab groups connect each in a series circuit to run a mini motor and then compare and contrast them by answering questions and completing a Venn diagram. This is an...
Curated OER
The Photoelectric Effect in Photocells
Illuminate your physics class with this examination of a photovoltaic cell. Teach the structure and operation of the device using a diagram. Then make a human-powered, larger-than-life sized model of a PV cell. Learners become electrons...
Carnegie Mellon University
Understanding Electricity Mix Tradeoffs
Use the accompanying presentation and colorful technology sheets to introduce your class to the 10 different energy technologies. Connect kids to an interactive computer tool that allows them to combine different types of power...
Texas State Energy Conservation Office
Fueling the Future
Future mechanical engineers and automotive technicians read about various solutions to using gasoline in cars. Included are electric, fuel-cell-powered, and hybrid vehicles.
Curated OER
Hinode Satellite Power
In this Hinode satellite worksheet, students find the area of the solar panels that cover the Hinode satellite to provide power. They determine the amount of power produced by the solar cells and if it is enough to keep all the...
Curated OER
Satellites and Solar Cells
In this satellite and solar cells learning exercise, students determine the electrical power generated by the solar cells on the IMAGE satellite. Students solve 3 problems including finding the usable area of the satellite, determining...
Curated OER
Cosmic Rays and Solar Cells
In this cosmic rays and solar cells worksheet, students read about how cosmic rays damage the electrical output of solar cells over time on satellites. Students use a graph of the solar power output compared to the year for the SOHO...
Curated OER
Comparing Plant and Animal Cells
In this comparing plant and animal cell worksheet, students use a microscope to observe cheek cells and onion cells. They compare their observations and answer 3 questions about their discoveries.
Curated OER
Cell Observation Exercise
Learners take measurements of the distance between the objective and the slide when in focus with each objective. They determine the diameter of the field of view at each power in order to determine the size of the cells being observed.
Curated OER
IMAGE Satellite and Solar Cells
In this IMAGE satellite and solar cells worksheet, students calculate the surface area of the satellite in order to determine how much electrical power can be generated by the solar cells.
Curated OER
Human Epidermal Cells
Students explore epidermal cells. After following specified procedures for removing epidermal cells from their wrist, students view the cells with the use of a microscope. After creating a drawing of their observation, students label the...
Curated OER
Cell City Analogy
For this cell analogy worksheet, students are given a story about a city that produced widgets. They compare this to a cell and identify the parts of the cell that are analogous to the parts of the city. They then create their own cell...