Rock Candy Crystals
Developed for third and fourth grade. Students will be introduced to the concepts of saturation (super saturation), evaporation, and phase changes. Each student will be given a paper cup, popsicle stick or wooden skewer, piece of string, sugar, and boiling water in order to create his/her own rock candy. Students will be able to chart the progress of the growth of their rock candy over time and use their data to create a graph. Biology In Elementary Schools is a Saint Michael's College student
Rethinking Climate Change: The Past 150 Years and the Next 100 Years
At a time of great political paralysis around climate change internationally -- and apparent backtracking by American politicians and the public on the science of global warming itself -- there are “reasons to rethink our approach,” says moderator John Reilly. He hopes to “create a civil discourse that helps us underst
Afghanistan: Mending it Not Just Ending It
While the U.S. and coalition allies may have an end date in mind for the war in Afghanistan (2014), they have not yet articulated an end game, which to David Miliband threatens “both the substantive long-term interests we have in Afghanistan, and the final narrative of the Afghan drama that began on 9/11.” In h
The Evolution of Cooperative Behavior
In this exercise students investigate the possibility of cooperative behavior to arise among unrelated individuals even in the presence of selfish individuals or individuals that do not care for the well- being of other organisms with which they interact. Is it possible for individuals to obtain the benefits of mutual cooperation but at the same time protect themselves from cheaters? Students play a game among themselves where they use a number of different strategies that are either cooperative
Smog in the horizon
Smog is a layer of pollution, which is dirt and chemicals that are stuck in the atmosphere. Smog is caused from cars and power plants.
Side-blotched lizard perched on a rock in the desert
Lizards have a tough outer skin that protects the animal from water loss. Lizards remain still, camouflage, or hide under rocks to avoid predation. Their internal temperature changes with the environment, which saves energy for the organism.
Nutritional Health,Food Production,and the Environment
This course provides an understanding of the complex and challenging public health issue of food security and in a world where one billion people are under-nourished while another billion are overweight. Explores the connections among diet, the current food production system, the environment and public health, considering factors such as economics, population and equity. Case studies are used to examine these complex relationships and as well as alternative approaches to achieving both local and
San Francisco SeaWiFS False Color Stills
SeaWiFS false color (chlorophyll-phytoplankton levels) ocean and true color land of San Francisco for 20 dates from September 9, 1997 to August 8, 1998
Zich voorstellen: Et moi, je suis Camille..
Op het einde van deze les kan je je voorstellen met behulp van een aantal handige uitdrukkingen.
An evening in front of the tube: listening exercise
Listening to several conversations in which people give their preference for certain television programs. Using those preferences schedule an ideal television evening together.
Verlof op een niet-officiële feestdag
At the end of this unit you can give advise about work-related issues in an e-mail message to a colleague.
Students are asked to generate questions about fireworks that could be answered through scientific evaluation.
A heavy storm with gusts of wind
After this chapter you will be able to describe the weather (you will be able to describe your visual observations)
Japancast HD Video Ep. 45
The hot and sleepy episode: Help us grow! Share this post on your favorite social site:
Severe Storms - by StudyJams
Severe storms can really wreak some havoc on the Earth. Thunderstorms bring lightning and strong winds, but tornadoes, hurricanes, and blizzards can cause even greater destruction. Learn more about severe storms with this slide show from StudyJams. Vibrant images are set to music while information is written under each photo. A short, self-checking quiz is also included with this link.
Achtergrond bureaublad aanpassen : Computerfiche Met deze computerfiche kunnen leerlingen aan de hand van een visueel stappenplan de achtergrond van hun bureaublad aanpassen.
Met deze computerfiche kunnen leerlingen aan de hand van een visueel stappenplan de achtergrond van hun bureaublad aanpassen.
Weather and Climate - by StudyJams
Weather is the condition of the outside air at any time or place, and it is constantly changing. The climate, on the other hand, gives the big picture, or what the weather is like over a long period of time. Learn more about the differences between weather and climate with this cartoon animation from StudyJams. A short, self-checking quiz is also included with this link.