Best Alternatives for Styrofoam Food Containers

By: Trimy T.Year: 2022School: Westminster HighGrade: 9Science Teacher: Huy Pham Recognition of sustainability has grown over the years. Many different solutions have been brought up, such as reducing the usage of one-use products, reducing the usage of non-renewable resources, and efforts to reduce purchasing products that contribute to increasing carbon emissions. More specific examples of

Disposable Face Masks Filter Micron-Sized Particles Better Than Reusable Face Masks

By: Alexandra I.Year: 2021School: Turtle Rock ElementaryGrade: 6Science Teacher: Sumer Dakak To prevent COVID-19, the Center of Disease Control (CDC) asks everyone to wear a facemask in public. There are thousands of brands of reusable and disposable non-medical facemasks currently on the market. A cheap, home-made device was constructed to compare filtering efficiency of different

The Implications of the Wide Area Augmentation System (WAAS) for Navigation on Consumer Devices

By: Siddarth K.Year: 2021School: Irvine HighGrade: 11Science Teacher: Andrew Gibas  The Global Positioning System (GPS) is ubiquitously used as a reliable means of delivering accurate and consistent navigational data. Currently, there are GPS augmentation systems that can achieve higher positional accuracy than the autonomous GPS— one of which is the Wide Area Augmentation System (WAAS).