4 Ways to Make Balloon Animals – wikiHow- “Learn how to make balloon animals and share your skill at a festival or party. People love making a special request and seeing a colorful balloon animal come to life.
- Balloon Animal Instructions – How to Make Balloon Animals
- Instructions. eg. make a balloon Stegosaurus Dinosaur. This is a simple two balloon design
- Solar Disinfection | The Safe Water System | CDC
- “Solar disinfection (SODIS) was developed in the 1980s to inexpensively disinfect water used for oral rehydration solutions. In 1991, the Swiss Federal Institute for Environmental Science
- What Is a Wind Farm? | Wonderopolis
- “How do wind turbines work? As the winds turn the blades of the turbines, the turbines convert the energy of the wind into mechanical power. Generators then convert the mechanical power
- What is Geothermal? on Vimeo
- “Geothermal energy is most easily thought of as renewable heat harvested from the earth. It can originate from inside the earth but in the case of a Geo exchange system
- Solar energy
- “Solar energy, radiant light and heat from the sun, has been harnessed by humans since ancient times using a range of ever-evolving technologies. solar heating, solar photovoltaics, …
- Science Projects -Geothermal Power Plant Model
- “In a geothermal power plant, steam is used to turn a turbine. The turbine is attached to a generator to make electricity. There are two places in the world where natural steam is found
- What Is Geothermal Energy? | Wonderopolis
- “How is geothermal energy harnessed? Geothermal energy gets its name from the Greek words “geo” and “therme,” which mean “earth” and “heat.”
- Heat
- “heat, symbolized by Q, is energy transferred from one body or system to another due to a difference in temperature. High temperature bodies, which often result in high rates of heat transfer,…
- Making Candy: Energy Transfer
- “Candy production requires lots of heat.”
heat, solar disinfection, balloon animals
engineering 4 kids 