Beginner - Safe return Today Sierra and Elias teach you essential vocabulary that you can use with someone who has just arrived after taking a journey. Some of the phrases used are unique to Arabic hospitable culture and they give a refreshing warm feeling to people who use it.

Beginner - Tickle me If you have young children, then you should know not to excite them too much close to their bedtime as the excitement might make it harder to get them to sleep. You certainly don't want to "da3'de3'" them. Da3'de3'? Tune in to learn what this means.

Beginner - Levantine Arabic: What's Wrong? Sierra and Elias are producing podcasts from Lebanon and they present their first lesson on Lebanese dialect today. The dialect has spread in recent years with the expansion of Lebanese TV. Tune in to listen to the dialogue and find out what's bugging one of the characters, and start learning Levantine Arabic!

Beginner - Class elections Many of you know that it is a common thing to have a class representative or a class leader in schools. This is not an exception in Arabic schools and the person in the dialogue is happy to be voted class president. Tune in with Sierra and Elias as they go through the dialogue and break it down.

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MOLA: Seasonal Snow Variations on Mars, Medium Zoom out from Martian South Pole: False Color
This is a visualization of the topography near the Martian south pole as measured with the MOLA instrument. This particular animation shows a medium zoom out from the surface of the pole. The surface color is based on the elevation of the topography.
Lesson 319: Politics vocab Anita Bonita, ¡Hay un pájaro en tu cabello! This is a Spanish translation of “Franny B. Kranny, There’s a Bird in Your Hair!” adler 091 a - part 3 re-uploaded Fluid Analogy of Current, Resistance and Voltage International Politics Renewable Energy: Wind Total Ozone Emission Fossil Fuels: Oil Renewable Energy: Hydropower Ristpistetikand Nuclear Energy: Radiation Exposure
It’s election time in Brazil and BPP will start a series of lessons about Brazil’s politics history and how elections work here. As a warm up this lesson will serve as a vocabulary reference for the...
Check out our website, brazilianportuguesepod.com and find out more how we can help you improving your Portuguese!
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This is a simulation that shows how changes in the power of a pump, changes water flow.
International Politics podcast from Johns Hopkins University
This lesson introduces students to the uses of wind energy. Topics include a history of wind usage (grinding grain, pumping water, transportation), including the development of wind power in the United States and its more recent adaptations.
In this activity, students will analyze their nitrogen oxide emissions from all sources (including coal-fired power plants, natural gas combustion, gas-powered lawnmowers, etc.).
This lesson provides an introduction to the world oil market and the United States' dependence on it. Topics include our current usage, sources, and the political implications of acquiring oil from an international market.
This lesson introduces students to the use of flowing or falling water (hydropower) to perform work, particularly electric power generation. Topics include the history of hydropower development, the invention of turbines and electric generators.
Power Point esitlus tikkimise õpetamiseks (vene keeles)
This lesson provides an overview of the sources and potential effects of radiation exposure. Topics include the history of the United States' domestic nuclear power program, the concept of ionizing radiation, and how radiation dosage is measured.













