The 50th parallel south is a circle of latitude that is 50 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, the Indian Ocean, the Pacific Ocean and South America. At this latitude the sun is visible for 16 hours, 22 minutes during the December solstice and 8 hours, 4 minutes during the June solstice. On December 21, the sun is at 63.83 degrees in the sky and on June 21, the sun is at 16.17 degrees in the sky. During the summer solstice, nighttime does not get beyond astronomical twilight, a condition which lasts throughout the month of December. Everyday of the month of November can view both astronomical dawn and dusk. The maximum altitude of the Sun is > 25.00º in April and > 18.00º in May. (Wikipedia).
Solution #35 Walk Near North Pole and South Pole!
Solution #35 Walk Near North Pole and South Pole!
From playlist Solutions to Bi-weekly Physics Problems
The Far Side Of The Moon Is The Perfect Place For a Radio Telescope
We’ve now passed the 50th anniversary of the Apollo 11 landing, and all eyes are back on the Moon. NASA is planning to return to the Moon by 2024 with its Artemis mission, the Chinese have put the Moon firmly in their plans for space exploration, and even SpaceX thinks the Moon is the perf
From playlist Guide to Space
corresponding angles and straight lines - g5
using straight angles to find the values of different angles
From playlist Common Core Standards - 8th Grade
From playlist STAT 503
The Forgotten "Mini D-Day" - Operation Jupiter, April 1945
Go to https://curiositystream.thld.co/markfelton_1222 and use code MARKFELTON to save 25% off today, that’s only $14.99 a year. Thanks to Curiosity Stream for sponsoring today’s video. In late April 1945, just one week before the end of the war in Europe, Free French forces launched a ful
From playlist Daring Raids
The Distant Early Warning Line and Forgotten History
The History Guy examines how the Cold War transformed Canada with the establishment of the U.S. Air Force's distant early warning or dew line. It is history that deserves to be remembered. Skip Intro: 00:10 The History Guy uses images that are in the Public Domain. As photographs of act
From playlist The Cold War
THIS & THAT #65 tubalcain mrpete machine shop
Many people liked my BEVERLY THROATLESS SHEAR factory video --- Here is the Link -- https://www.youtube.com/watch?v=dN1f_cMc3SA Follow me on RUMBLE https://rumble.com/ -- search for mrpete222 There are many updates of my projects on "MY HEAP" Here is the link -- http://www.myheap.c
From playlist THIS & THAT by tubalcain
Astronomy - Ch. 12: Mars (23 of 40) Dust Storms
Visit http://ilectureonline.com for more math and science lectures! To donate: http://www.ilectureonline.com/donate https://www.patreon.com/user?u=3236071 We will learn that Mars experiences dust storms that engulf the whole planet and can last a year. Previous video in this series can
From playlist ASTRONOMY 12 MARS
Operation Market Time: the U.S. Coast Guard in Vietnam
The contributions of the U.S. Coast Guard seem often to be forgotten compared to the other services. One example is the service of the Coast Guard in the Vietnam war, including the largest surface naval engagement in that war. It is history that deserves to be remembered. This is original
From playlist U.S. Coast Guard
Hitler's Last Army - Ninth Army Breakout 1945
The story of the Ninth Army's desperate attempts to escape Soviet captivity during the last days of WWII. Dr. Mark Felton is a well-known British historian, the author of 22 non-fiction books, including bestsellers 'Zero Night' and 'Castle of the Eagles', both currently being developed in
From playlist Hitler's Berlin Bunker
Ray Chavez: Pearl Harbor's Oldest Living Survivor | History
Ray Chavez survived the attack on Pearl Harbor, but his greatest personal challenge was yet to come. #PearlHarborDay Subscribe for more HISTORY: http://histv.co/SubscribeHistoryYT Newsletter: https://www.history.com/newsletter Website - http://www.history.com Facebook - https://www.faceb
From playlist Pearl Harbor Day 2017 | History
Ray Chavez: Pearl Harbor's Oldest Living Survivor | History NOW
Ray Chavez survived the attack on Pearl Harbor, but his greatest personal challenge was yet to come. #GetHistoryNow Subscribe to History NOW for more: https://www.youtube.com/c/GetHistoryNow?sub_confirmation=1 Watch more from the History Makers: https://www.youtube.com/playlist?list=PLiR
From playlist Watch History NOW | HISTORY
Pioneers in Educational Globe-trotting: Stanford Travel/Study at 50
Stanford Travel/Study began in 1968, at a time when Stanford, like many universities, was the site of student unrest. Rixford Snyder, ’30, MA ’34, PhD ’40, historian and retired dean of admissions, had recently taken over programming for the alumni summer college. He had the idea to hold t
From playlist Stanford Historical Society