Covers different types of adaptive filters and their implementations. In depth analysis is done of the Wiener Filter algorithm and the LMS algorithm.
The Grand Canyon: Ancient Mountains
This video segment adapted from NOVA features the twisted and melted forms of the Grand Canyon's oldest rocks, the 1.7-billion-year-old Vishnu Schist.
Movement Music Medley
This collection of songs and images highlights the role of music in the Civil Rights movement.
Desegregation Mandate: Jefferson County, AL
A 1967 federal court order resulted in this document, which mandated school desegregation in Birmingham.
Worksheet requiring students to correctly complete a list of geography-related abbreviations.
Linear Motion Under Constant Acceleration 1
Information about the derivation of the equations of motion for linear motion under constant acceleration. Good for revision.
The Irish Economy 1945-66
Article tracing the impact of Keynesian economic ideas on Ireland and how they and a variety of practical considerations forced governments to adopt a new economic policy at the end of the 1950s.
Making Movement Easier 2
Printable worksheet outlining an experiment that explores how using a ramp can make lifting easier.
"Such Cases of Outrageous Unspeakable Abuse...": A Puerto Rican Migrant Protests Labor Conditions Du
In 1917 the United States declared the inhabitants of Puerto Rico, a U.S. possession since 1898, to be citizens of the United States--a "gift" that many Puerto Ricans resented. Seeing an untapped source of inexpensive labor, the U.S. Labor Department worked with industry to facilitate the migration of Puerto Rican workers to America. During the First World War the War Department agreed to transport Puerto Rican workers to labor camps in the United States where they would be housed and fed while
"Must a Fellow Wait to Die?": Workers Write to Frances Perkins
Silicosis, a deadly lung disease caused when workers inhale fine particles of silica dust—a mineral found in sand, quartz, and granite—became a national cause célèbre during the Great Depression when it was recognized as a significant disease among lead, zinc, and silver miners, sandblasters, and foundry and tunnel workers. In 1938 the federal government declared silicosis America's number one industrial health problem and Secretary of Labor Frances Perkins convened a National Silicosis Co
Cascades Volcano Observatory
This website is the homepage for the United States Geological Survey Cascades Volcano Observatory (CVO). The website covers a variety of information including CVO information, volcano descriptions, menus of interest and miscellaneous information. The site also contains numerous special features ranging from educational outreach to news and current events.
Runaway Greenhouse Effect Exercise
This activity, Runaway Greenhouse Effect Exercise, discusses "Why is Venus so much hotter than the Earth?" This is a collaborative problem-solving exercise about the greenhouse effect on Venus. Students role-play biologists, coal geologists, space warfare experts, astronomers, pollution-control scientists, and hydrophysicists. Each student gets a copy of the appropriate briefing sheet (there are 6) containing some information important to solving the problem, much of it quantitative. On this Sta
Human Impacts on Sharks: Developing an Essay Through Peer-Review on a Discussion Board
Through computer technology (WebCT, Blackboard), students develop a paper topic (in this case, the human impacts on sharks) that is peer reviewed by additional students answering guided questions. This Starting Point page details the learning goals, context of use, teaching materials, and assessment method for this activity. Also included are useful references and resources and topics discussed.
Home, Home on the River
In this case study activity, students will examine the complex issues that result from human use of ecologically sensitive areas. The students will investigate these issues from the point of view of their major/career path. This example page is part of the Starting Point collection and was adapted from the Lifelines Online case study. Users can access information about the exercise's learning goals, context for use, teaching notes and tips, teaching materials, assessment ideas, references and to
wisskomm tv 17/08
German vodcast about science communications. Nicht-Newtonsche Füssigkeiten: Erklärt im Fischblog, bei Wikipedia und via Video bei Youtube - Wissenschaftsblogs als Tagcloud - Benedikt Köhler im Interview bei turi2 - Die Robocup German Open in Hannover und als Videos der MBBS - Podiumsdiskussion in München: Wissenschaftssprache: Abschied vom Deutschen? - Von A nach B – Die Kunst des Transports in Bremen - Nobelpreisträger bei Spektrum der Wissenschaft - Der "Friedrich-Schiller-Code" im MD
wisskomm wochenschau 4/08
German vodcast about science communications. Diese Woche: Der Astrophysiker Harald Lesch wird Moderator bei ZDF, Joachim Bublath geht. Im März werden neue Folgen von Alpha Centauri produziert - die alten Folgen gibt es bei stage6 oder auf DVD. Diskussion per Webcam: Der "Science Saturday" bei bloggingheads.tv. Für Jugendliche gibt es den Meereswettbewerb 2008 auf dem Forschungsschiff Aldebaran. Stifterverband: Exzellenzinitiative für die Lehre ausgeschrieben. Zwei Preise für Doktoranten: der
The Trail of Tears: The Forced Relocation of the Cherokee Nation
tells about the removal of the Cherokee Nation from their ancestral homeland (NC, TN, GA, AL) to Indian Territory (now Oklahoma). After passage of the Indian Removal Act and the discovery of gold on Cherokee lands (1830), about 100,000 American Indians living between the original 13 states and the Mississippi River were relocated to Oklahoma. The trails they followed came to be known as the Trail of Tears.
Representing History: Cambodia - Through the Shadows
This unit introduces students to the modern history of Cambodia in the context of the Cold War. It examines the relationship between Cambodia and Vietnam and the way both countries became drawn into the power struggle between the US and Western capitalism and the Sino Soviet communist axis in the east. Through viewing and discussion of the video and investigating the web resources, students can begin to understand the conventions of documentary in offering access to a version of the truth.
Challenges in Changing the Face of a City
This lesson is designed to explore the complex challenges Oakland's Mayor Jerry Brown faces as he attempts to bring change to the city of Oakland. Key issues include housing, poverty, gentrification, politics and business development.
We hope you will find this Web site entertaining and fun to use. And, of course, we hope you will learn something from it. The site was designed especially with young people in mind, but there are great stories for people of all ages, and we hope children and their families will want to explore this site together.