Orbitals, the Basics: Atomic Orbital Tutorial — probability, shapes, energy; Crash Chemistry Academy

This tutorial is about orbitals. We’re going to look at what orbitals are, what they represent, how electrons go in orbitals, the order electrons go in orbitals, and the shapes of orbitals. So we know that atoms are made out of electrons, protons, and neutrons. Electrons are very important. The arrangement of electrons dictates how […]

The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

Hi I’m John Green, and this is Crash Course U.S. History! No, Stan. That’s not gonna work, actually. I mean, we’re talking about the 16th century today, when this was neither united nor states. By the way, this globe reflects the fact that I believe that Alaskan statehood is illegitimate! In fact, we’re going to […]

Heartsaver Pediatric First Aid CPR AED Online Demo

AT THE AMERICAN HEART ASSOCIATION, LIFE IS WHY. LIFE IS WHY WE ARE DEDICATED TO THE LIFESAVING CAUSE OF TRAINING IN CARDIOPULMONARY RESUSCITATION–OR CPR–FIRST AID, AND EMERGENCY CARDIOVASCULAR CARE. AND THAT’S WHY WE’VE CREATED THE NEW HEARTSAVER PEDIATRIC FIRST AID CPR AED BLENDED-LEARNING COURSE. THE COURSE IS DESIGNED FOR ANYONE INVOLVED IN CHILDCARE WHO MAY […]

First Aid Protocol With A Paramedic – How to Save a Motorcyclist’s Life

Roger This PSA interrupts your regularly scheduled programming for eight freaking minutes. Eight minutes, to save a motorcyclists life It’s easier than you think Preparation one: reset your trip meter as you go through each town. When I call 9-1-1 They need to know where to find my patient. Never presume then they can triangulate […]