Possible 7C temperature rise by 2100.

Atmosphere may be more sensitive to greenhouse gasses when it is warmer. Makes sense to me. Possible 7C temperature rise by 2100. Which would bring 20m or so sea level rise with it. If we don’t stop air-dumping carbon now. “In a paper in the journal...

Crash Course Arduino Inputs and Outputs

Crash Course Arduino Input Output Reading: Electricity First hour: Inputs Using a meter to read Voltage. One battery, two batteries, three batteries, in a pack. In most cases you want to connect the black lead to ground. Graphite variable resistor with alligator...

Crash Course Solidworks for Elephant Toys

Ultrabasics: Pin the Menubar: Upper left of the screen, Solidworks logo, hover on the black triangle to the right of the logo to expand the menu. On the right end of that menu bar, there is a grey pushpin. Click it to pin the Menubar open. Start a New Part: File,...

Stability for Elephant Toys

What is stability? Center of mass, center of support play with shampoo bottles in water. Define upright, then identify righting moment by speed of return. Add steel rods, experiment. Diagram. Center of buoyancy = center of support. Center of mass below center of...

Introduction to Mechanisms, part 1.

Introduction to Mechanisms, part 1. Wooden Toy Mechanism. Students assemble mechanism from kit. There are only a couple of ways to do it, see what makes sense. How do we describe, and thus come to understand, this mechanism? Simple Machines: Base: The platform on...