Science Geek
The Hydrogen Bomb
Recycled Russian nuclear weapons provide 10 percent of the nuclear energy that the United States uses. The short presentation discusses the Teller-Ulam device. It provides a diagram of the parts as well as a description of the four...
Curated OER
Craters are a Blast!
In this craters worksheet, learners solve 3 problems including converting units of Joules into a number equivalent to a one-megaton nuclear bomb, finding the diameters of craters in a given picture and determining the energy needed to...
Curated OER
J. Robert Oppenheimer
In this online interactive history worksheet, students respond to 10 short answer and essay questions about the accomplishments of J. Robert Oppenheimer. Students may check some of their answers on the interactive worksheet.
Curated OER
Pacific Islands Puzzle
In this geography worksheet, students complete a crossword puzzle related to the Pacific Islands. They use the 25 clues to assist them in figuring out the puzzle.
Smithsonian Institution
Cuban Missile Crisis
The United States—specifically John F. Kennedy—played a large role during the Cuban Missile Crisis. A history resource poses questions that encourage critical thinking as well as in-depth analysis of images from the time period.
Curated OER
The Cuban Missile Crisis
Students explore facets of the Cold War. In this Cold War history lesson, students research a Cold War event in order to write a news story about the events that features direct quotations and images.
Curated OER
CME Kinetic Energy and Mass
In this kinetic energy and mass worksheet, high schoolers read about coronal mass ejections detected by the SOHO satellite. Students complete a data table that shows the relationship between kinetic energy, speed and mass. They convert...
Curated OER
Energy and Mass-Same Things But Different!
In this energy and mass activity, students read about Einstein's formula, E=mc2 and they solve six problems. They convert from different energy units to different mass units using a given formula.
Curated OER
Pacific Islands Crossword
In this geography worksheet, students complete a crossword puzzle about the Pacific Islands. The twenty-three clues are about capitals, countries, and terrain.
Curated OER
The People's Right to Know
Students review Supreme Court ruling on the right to know, prior restrain and access to government. They read The Progressive case and hold a moot court to argue the outcome.
Curated OER
Observing Bursts from an X-ray Burster
Students study the use of X-ray data to make size and energy estimates of the source and the processes occurring there. They use XTE observations of the object GRO 1744-28 to determine whether bursts occur periodically and the duration...
Curated OER
Chasing El Nino
In this El Nino worksheet, students review this specific change in the climate cycle by completing 20 short answer questions.