PBS
Convection: Heat Transfer | UNC-TV Science
Learn why what goes up must come down in both air and liquids. Investigators discover how convection transfers thermal energy and the movement of particles in liquids and gases due to density differences by viewing an animated video....
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...
PBS
Light Absorption: Effects of Light | UNC-TV Science
Beat the summer heat by exploring the properties of color. Scientists view a video explaining the relationship between light absorption and energy transfer using variables including intensity, time, and wavelength. A multiple-choice...
Discovery Education
Cool It!
Adjust the melting time of ice without varying the temperature! Learners experiment with different materials to decide how the materials affect the rate an ice cube melts. They then connect their findings to the conductivity of each...
Howard Hughes Medical Institute
Modeling Food Webs in Darién, Panama
It's a jungle out there! Young biologists journey to Darien, Panama to examine the intricate relationships between the organisms that inhabit the jungle. Groups begin by demonstrating an understanding of energy flow in ecosystems, then...
PBS
Insulation Station
It's all about the material. Learners experiment with different substances as they try to keep an ice cube from melting. They draw conclusions by answering a set of questions about the types and amount of material that had the best result.
Exploratorium
Modulated Coil
Transmit sound with an electromagnet. Class members follow the provided direction and build an electromagnet that will transmit sound though a cassette-tape player. As as extension they create an air core electromagnet and compare its...
Discovery Education
Perfectly Decomposed!
We all know someone who won't eat the banana with a brown spot, the grape with a dimple, and the apple with a bruise. Scholars use different fruits to explore what happens when fruits really start to decompose. They set up an experiment...