DETERMINATION OF MOISTURE CONTENT OBJECTIVE Determine the natural content of the given soil sample. NEED AND SCOPE OF THE EXPERIMENT In almost all soil tests natural moisture…
Slide 1Understanding users Slide 2 Overview What is cognition? What are users good and bad at? Mental models External cognition Using this understanding to inform system…
Slide 1 Slide 2 1 43 2 Slide 3 NOTES: E ARLY A MERICAN I NVENTIONS Slide 4 Slide 5 Slide 6 Slide 7 Workers from the Rural Electrification Administration putting in a pole,…