Cold Spring Harbor Laboratory
Mutations Are Changes in Genetic Information
A red delicious apple tree with a simple mutation means we now benefit from the existence of golden delicious apples. Learn how simple mutations change genetic information in DNA sequences. Using biographies, videos, and animations,...
Colorado State University
How Does the Earth Cool Itself Off?
Where does all the heat go when the sun goes down? An interesting lesson has learners explore this question by monitoring the infrared radiation emitted over time. They learn that hot spots cool more quickly that cooler spots.
Colorado State University
Why Does it Get Colder on a Clear Night than a Cloudy Night?
Clouds are nature's insulator! A lab investigation asks learners to use an infrared thermometer to measure differences in infrared temperatures. They find that pointing the thermometer at a cloud has a much different result than pointing...
University of Minnesota
Homeostasis of Thermoregulation
Whether you're battling the flu or trying to warm up on a chilly day, your body's ability to react to temperature change is fascinating! Anatomy scholars discover the fantastic feedback loops that control body temperature in a rigorous...
CK-12 Foundation
Marie Curie's Classroom
What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...
American Physiological Society
Why is Kettle Corn Cooked in Copper Pots?
The kitchen — it's not just for eating anymore! Specific heat is often a difficult concept to grasp, so give it context by relating it to cooking. Learners gain experience in the principles of thermal energy transfer by designing an...
Space Awareness
Global Warming of the Atmosphere
Scientists know the amount of carbon dioxide in the atmosphere today is higher than at any point in the last 800,000 years. Scholars learn about the amount of thermic radiation absorbed by air and what happens to the rest of the...
Space Awareness
Climate Zones
The climate at the equator is hotter than the climate at the poles, but why? The lesson goes in depth, explaining how the angles of illumination relate to the heating rate at different latitudes and seasons. Scholars use a strong lamp,...
Columbus City Schools
Keeping It Hot!
Hot off the presses, this collection of thermal energy activities, lessons, and printables is sure to amaze. Demonstrate how thermal energy moves about in a system using simple materials. Pupils demonstrate their understanding...
Space Awareness
The Thermal Layers of Oceans
How much does the sun heat up a lake or ocean? Scholars use a cup and a strong lamp to investigate the heat transfer and thermal layers in the ocean to come up with the answer. They collect data and graph it in order to better understand...
McGraw Hill
Blackbody Radiation Interactive
Noting the color of a star is equivalent to taking its temperature! A creative lesson describes the connection between a star's temperature and the color it emits. As pupils interact with a simulation, they learn how to connect the...
McGraw Hill
Stellar Spectroscopy Interactive
Stars seem to be a far away mystery... but it turns out we know much more about stars than one would think! An engaging lesson shows learners how to read a light spectrum to determine the temperature and chemical makeup of a star. They...
Science Matters
Post-Assessment Energy
After nine lessons and activities about energy, here is the final assessment. The 20-questions include multiple choice, multiple choice with justification, short answer, answer analysis, and labeling diagrams to challenge learners.
National Institute of Open Schooling
Radioactive Pollution
Radioactive pollutants can enter the body through ingestion, inhalation, absorption, or injection. The last lesson in a series of 36 introduces pupils to radioactive pollution. They study its sources, both natural and man-made, its...
Messenger Education
Dangers of Radiation Exposure
Gamma radiation, which is harmful, is useful in treating cancers. In the second lesson in a series of four, young scientists take surveys and calculate their yearly exposure to ionizing radiation. Then they read about how harmful their...
Messenger Education
Sensing the Invisible: The Herschel Experiment
The electromagnetic spectrum includes everything from very powerful gamma rays (which are used to treat cancer) to much weaker radio waves (which include microwaves). Through a hands-on activity, scholars explore the temperature...
PHET
Alpha Decay
There are different types of radioactive decay, and alpha decay is when there are too many protons in a nucleus. Here is a simulation that shows alpha particles being emitted from a polonium nucleus. Learners see how radioactive decay...
National Energy Education Development Project
Energy Works: Yes, Indeed it Does!
Moving from its definition to how it moves and its different types, scholars see different examples and then move into its application and use in everyday lives, in an energy-based presentation.
Urbana School District
Thermodynamics
Entropy, it isn't what it used to be. Presentation includes kinetic-molecular theory, heat and internal energy, thermal equilibrium, temperature scales, laws of thermodynamics, entropy, latent heat of fusion, specific heat, calorimetry,...
NASA
Cosmic Microwave Background
Begin your next class with a BANG! Pupils discuss the formation of our universe and its expansion before proceeding with an activity designed to demonstrate what most likely occurred billions of years ago. They conclude with a discussion...
NASA
What’s the Problem with Isotropy?
Some patterns are so small, we can't see them without the help of technology. The same is true for cosmic microwave background radiation. During this activity and discussion, scholars examine both anisotropic and isotropic items and...
Virginia Department of Education
Heat and Thermal Energy Transfer
How does radiation affect our daily lives? Answer that question and others with a lesson that discusses radiation and its use in thermal energy transfer through electromagnetic waves. Pupils investigate vaporization and evaporation while...
It's About Time
Exploring Energy Resource Concepts
Please turn off the lights to conserve energy. Or not, after all energy is always conserved. This first lesson in an eight-part series includes three parts. Part A contains one hands-on activity and two inquiry-based experiments on heat...
Teach Engineering
Insulation Materials Investigation
Don't melt away! Pairs investigate different insulation materials to determine which one is better than the others. Using a low-temp heat plate, the teams insulate an ice cube from the heat source with a variety of substances. They...