Why Do I Have to Use a Number 2 Pencil?

Why do exams always tell you to use a number 2 pencil? What happens if you don’t? Quick Questions explains! Hosted by: Michael Aranda ---------- Messages from our Subbable subscribers: “Man, I was really holding out for that lab coat!” - Erik Avalos “Flabbergasted lemmings elegantly circumnavigate unanticipated pandemoniums utilizing transparent aluminium hovercraft.” - Eric Svensson “I thank God for your work, SciShow team!” - Jay J. Atherton “Piret you are awesome and truly good friend” - Stiina Sild “Practice. Don't wait until you are good at something to do it.” - Mike Chaput “Thank you, Kim for my beautiful babies! Go Science!” - Jonathon Dunn “Proud to support SciShow. You should too!” - Sharon Vaughn “Rainy days a perfect!” - Viktorija Zuran “Love you Scott. In our hearts forever ❤ UMW Theatre” - Sam Wilhelm “Don't Forget to Be Awesome.” - Elise Logan ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/testscore/ http://www.todayifoundout.com/index.php/2010/10/why-you-used-to-have-to-use-2-pencils-with-scantron-forms/ http://mentalfloss.com/article/24832/what-makes-2-pencils-so-special http://pencils.com/what-is-a-no-2-pencil/ http://www.howeverythingworks.org/page1.php?QNum=1529

 

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