The 71st parallel north is a circle of latitude that is 71 degrees north of the Earth's equatorial plane, in the Arctic. It crosses the Atlantic Ocean, Europe, Asia and North America, and passes through some of the southern seas of the Arctic Ocean. At this latitude the sun is visible for 24 hours, 0 minutes during the summer solstice and Civil Twilight during the winter solstice. (Wikipedia).
a problem dealing with parallel lines and transversals
From playlist Common Core Standards - 8th Grade
corresponding angles and straight lines - g5
using straight angles to find the values of different angles
From playlist Common Core Standards - 8th Grade
an example that using properties of corresponding angles
From playlist Common Core Standards - 8th Grade
Assault Helicopter Companies of the Vietnam War
Vietnam was not the first conflict to include helicopters, but much of the doctrine of their use was developed there. A coin sent by a viewer helps The History Guy to recall the forgotten story of the Assault Helicopter Companies of the War in Vietnam. This is original content based on
From playlist US History
Finding Your Way Around Perimeter | Real World College Math | Study Hall
Calculating the distance around a shape sounds like a fairly simple task. But in real life we don’t always have access to the length of every side of the shape we are dealing with, so sometimes calculating the distance around a shape involves a bit of logic to determine the missing informa
From playlist Real World College Math: College Foundations
Example: Determine Positive and Negative Coterminal Angles
This video provides an examples of how to determine a positive and negative coterminal angle of a given angle. Complete Video List at http://www.mathispower4u.yolasite.com or search them at http://www.mathispower4u.wordpress.com
From playlist Angles and Right Triangles
Bearings Example (1 of 2: Understanding the situation)
More resources available at www.misterwootube.com
From playlist Non-right-angled Trigonometry
Solstice and Equinox - Sixty Symbols
Summer solstice, equinox, Stonehenge and strange movements of the sun. Sixty Symbols tracks the sun's passage through the sky. More physics and astronomy at http://www.sixtysymbols.com/ Follow us on Twitter at http://twitter.com/#!/periodicvideos And Facebook at http://www.face
From playlist Cool Things to Know -- LEANBACK #7
Chicago's Forgotten Lake Tunnels, Cribs, and Waterworks - IT'S HISTORY
The History of Chicago's waterworks is jam-packed with some of the most remarkable examples of human innovation, from the miles of tunnels built directly under lake Michigan to the artificial islands known as water cribs, the lifting of the entire city, and the reversal of the Chicago Rive
From playlist IT'S HISTORY Feature Videos
Watch more videos on http://www.brightstorm.com/math/geometry SUBSCRIBE FOR All OUR VIDEOS! https://www.youtube.com/subscription_center?add_user=brightstorm2 VISIT BRIGHTSTORM.com FOR TONS OF VIDEO TUTORIALS AND OTHER FEATURES! http://www.brightstorm.com/ LET'S CONNECT! Facebook ► https
From playlist Geometry
What's on the rooftops of New York's most famous skyscrapers? - IT'S HISTORY
Claim your SPECIAL OFFER for MagellanTV here: https://try.magellantv.com/itshistory. Start your free trial TODAY so you can watch the Rooftops Of The Great Cities, and the rest of MagellanTV’s history collection: https://www.magellantv.com/series/rooftops-of-the-great-cities What's on the
From playlist New York History
Pilotless: Three Planes That Flew Themselves.
Among the strangest mishaps in aviation are those where the plane makes off without a pilot. The History Guy remembers when three different planes did just that. This is original content based on research by The History Guy. Images in the Public Domain are carefully selected and provide i
From playlist Aviation
Empire State Building | All the Secrets of the Engineering Wonder
Let's explore all the engineering secretes behind the engineering wonder - Empire state building. Please support us on Patreon - https://www.patreon.com/Lesics If you are comfortable with JOIN button - https://www.youtube.com/channel/UCqZQJ4600a9wIfMPbYc60OQ/join LinkedIn : https://www.
From playlist Civil Engineering
Japanese Army vs. Killer Crocodiles 1945
Find out what happened when 900 Japanese soldiers, trapped by a British landing on Ramree Island, Burma in 1945, tried to retreat through 10 miles of mangrove swamps. They faced an enemy as old as the dinosaurs and just as fierce. Help support my channel - see below for details: https://w
From playlist War in the Far East 1937-45
Grasshopper vs. Fieseler Storch - WW2's Weirdest Dogfight
Find out what happened when a US Army Grasshopper spotter plane came face-to-face with its German counterpart, the Fieseler 156 Storch in the skies over waitron Germany, April 1945. Dr. Mark Felton is a well-known British historian, the author of 22 non-fiction books, including bestseller
From playlist Aircraft
Jared Diamond - How Belief Systems Affect Believers
Why do people believe the things they do? We like to think that we are rational, that what we believe is true. But often we come to our beliefs, unknowingly, as a product of our particular 'belief systems'. How do belief systems work their credulous magic? What is the psychology of religio
From playlist Big Questions About God - Closer To Truth - Core Topic
Physics Ch 67.1 Advanced E&M: Review Vectors (9 of 55) What is The Position Vector?
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 find the position vector pointing to a charge and the position vector pointing to the field point. Next video in this series
From playlist PHYSICS 67.1 ADVANCED E&M VECTORS & FIELDS
Astronomy - Ch. 28: The Milky Way (4 of 27) Orientation of the Ecliptic Plane
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 about the ecliptic plane of our solar system in relationship with our Milky Way Galaxy respect to theta=angle between g
From playlist ASTRONOMY 28 THE MILKY WAY GALAXY
The Lost Streetcars of Chicago | Finding the Last Green Hornet Tracks - IT'S HISTORY
If you need help falling asleep, check out Endel. The first 100 people to download Endel at https://app.adjust.com/b8wxub6?campaign=itshistory_february&adgroup=youtube will get a free week of audio experience. Join this channel to get access to perks: https://www.youtube.com/channel/UCz
From playlist IT'S HISTORY Feature Videos