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Earth Timeline - NASA

What do you think aliens might look like? To Do: Hold up the alien card and the single-celled organism drop. Ask the audience what they think we are more likely to encounter as we search for extraterrestrials. Little green men Most think the "alien" is more likely

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  Earth, Timeline, Alien, Extraterrestrials, Earth timeline

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Moon Stories from Around the World - Night Sky Network

nightsky.jpl.nasa.gov

NASA Night Sky Network nightskynetwork.org Moon Stories from Around the World Storytelling is a human tradition There are as many stories about the shapes on the face of the Moon as there are cultures who have observed them. They often relate moral tales or creation stories.

  Things

How Fast Are You Moving When You Are Sitting Still?

nightsky.jpl.nasa.gov

The Earth as seen by the Apollo 17 Crew on the way to the Moon. Universe in the Classroom No. 71 • Spring 2007 Page 2 speed of 66,000 miles per hour (107 million km/hr)3. At ... astronomers were not sure how to answer this question. We could measure the motion of the Milky Way relative to a neighbor galaxy, but this galaxy is also

  Earth, Answers

Nuclear Fusion - NASA

nightsky.jpl.nasa.gov

This simple and engaging activity explains nuclear fusion and how radiation is generated by stars, using marshmallows as a model. ... For more information about exposure to radioactivity and its effects on the body, search the Internet for “radiation sickness”. ... Space Agency (ESA) orbiting observatory, designed to observe high- ...

  Nuclear, Radiation, Space, Effect

Magnification vs. Resolution - Night Sky Network

nightsky.jpl.nasa.gov

1. As you increase magnification (by using different eyepieces), the amount of sky you are looking at will generally get smaller - you are looking a smaller amount of the object you are viewing. The amount of light the telescope is gathering does not change. The resolution of the telescope does not change. The area of sky the scope

Does the Moon Rotate? - NASA

nightsky.jpl.nasa.gov

hours of sunset or within two hours after sunrise. To Say: People sometimes wonder if the Moon rotates. To us on Earth, the Moon always has the same face pointed toward us. So the Moon might not seem to rotate. But to someone on the Moon, it certainly does – the Moon experiences

  Moon, Sunset, Ettaro, Moon rotate

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Edited by Douglas A. Vakoch

www.nasa.gov

V. The Evolution and Embodiment of Extraterrestrials Chapter 12: The Evolution of Extraterrestrials The Evolutionary Synthesis and Estimates of the Prevalence of Intelligence Beyond Earth Douglas A. Vakoch 191 Chapter 13: Biocultural Prerequisites for the Development of Interstellar Communication Garry Chick 205

  Douglas, Edited, Extraterrestrials, Edited by douglas a, Vakoch

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Edited by Douglas A. Vakoch, Extraterrestrials