Calculating the Gravitational Force

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Bozeman Science
Published at : 07 Dec 2020
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Answer = 126 N

045 - Calculating the Gravitational Force

In this video Paul Andersen explains why astronauts are weightless. He also explains how Newton's Universal Law of Gravitation can be used to calculate the gravitational force between objects.

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Music Attribution
Title: String Theory
Artist: Herman Jolly
http://sunsetvalley.bandcamp.com/track/string-theory

All of the images are licensed under creative commons and public domain licensing:
Evans, NASA/Apollo 17 crew; taken by either Harrison Schmitt or Ron.Deutsch: „Blue Marble“, Die Während Des Fluges von Apollo 17 Zum Mond Am 7. Dezember 1972 Entstandene Fotoaufnahme von Der Erde (in Der Zur Besseren Wiedererkennbarkeit Um 180 Grad Gedrehten Version).English: ”The Blue Marble“ Is a Famous Photograph of the Earth Taken on December 7, 1972, by the Crew of the Apollo 17 Spacecraft En Route to the Moon at a Distance of about 29,000 Kilometers (18,000 Statute Miles). It Shows Africa, Antarctica, and the Arabian Peninsula.Español: ”La Canica Azul". Imagen de La Tierra Tomada Desde El Apollo 17.Français : «La Bille Bleue» : Photo de l’Afrique, de l’Antarctique et de La Péninsule Arabique Prise En Route Pour La Lune Par Harrison Schmitt Ou Ron Evans Lors de La Mission Apollo 17 Le 7 Décembre 1972. Ce Vol a Été Le Dernier À Quitter L’orbite Terrestre, et Le Seul Au Cours Duquel Un Géologue, Harrison Schmitt, S’est Rendu Sur La lune.Italiano: Famosa Fotografia Della Terra Ripresa Il 7 Dicembre 1972 Dall’equipaggio Della Missione Apollo 17 Diretta Verso La Luna, Da Una Distanza Di circa 29.000 km.Македонски: „Сината Џамлија“ Е Позната Фотографија На Земјата Направена На 7 Декември 1972 Од Екипажот На Вселенското Летало Аполо 17 Патувајќи Кон Месечината. Сликана Е На Растојание Од 29.000 Километри, А На Неа Се Гледаат Африка, Антарктикот И Арапскиот Полуостров.Português: A Bolinha Azul É Uma Fotografia Famosa Da Terra Tirada a 7 de Dezembro de 1972 Durante a Missão Apollo 17, Quando Se Encontrava a Caminho Da Lua E a 29,000 Quilómetros Da Terra.Русский: Вид Земли С Космического Корабля Аполлон-17. 7 Декабря 1972 года.Українська: Блакитна Іграшкова Куля — Відома Фотографія Землі, Зроблена 7 Грудня 1972 Року Командою Космічного Апарату Čeština: Modrá Skleněnka Je Fotografie Planety Země, Kterou 7. Prosince 1972 Pořídila Posádka Apolla 17 Ze Vzdálenosti Zhruba 45 000 Kilometrů., December 7, 1972. http://www.nasa.gov/images/content/115334main_image_feature_329_ys_full.jpg Alt: http://grin.hq.nasa.gov/ABSTRACTS/GPN-2000-001138.html (direct link). http://commons.wikimedia.org/wiki/File:The_Earth_seen_from_Apollo_17.jpg.
“Gravity Force Lab.” PhET. Accessed August 25, 2014. http://phet.colorado.edu/en/simulation/gravity-force-lab.
Inductiveload. English: Icon for an Earth Emblem, in the Tango Icon Theme Style., December 6, 2010. Own work. http://commons.wikimedia.org/wiki/File:Emblem-earth.svg.
“Moon.” Wikipedia, the Free Encyclopedia, August 25, 2014. http://en.wikipedia.org/w/index.php?title=Moon&oldid=621902801.
NASA. English: NASA Astronaut Garrett Reisman, STS-132 Mission Specialist, Takes Advantage of the Weightless Environment on the Middeck of the Earth-Orbiting Space Shuttle Atlantis to Get Creative with His Posture during Flight Day 2 Activities. Photo Credit: National Aeronautics and Space Administration, May 15, 2010. http://spaceflight.nasa.gov/gallery/images/shuttle/sts-132/hires/s132e007185.jpg. http://commons.wikimedia.org/wiki/File:STS132_FD2_Garrett_Reisman_in_middeck.jpg.
“Newton’s Law of Universal Gravitation.” Wikipedia, the Free Encyclopedia, August 25, 2014. http://en.wikipedia.org/w/index.php?title=Newton%27s_law_of_universal_gravitation&oldid=622565483.
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