When we discuss normal forces, I drum into the students’ heads that the force is perpendicular to the surface. They get that eventually. Where they get into trouble is on an incline when the a… more →
Physics & Physical Science Demos, Labs, & Projects for High School Teacherspilatesonfifth wrote 1 day ago: Do you remember learning Newton’s third law in a science or physics class? Don’t worry, we didn’t t … more →
Taboo wrote 1 month ago: අනේ, චිරාත් කාලයක පටන් සිංහයා පය ගහන්නවත් තැනක් නැතිව තුන් කුන්දෙන් අහසේ පාවී පාවී හිටියේ නිව්ටන්ග … more →
Kasper Olsen wrote 4 months ago: Solutions to the small quiz from december, quiz10020sol2 [PDF] The average number of correct answers … more →
Mark Eichenlaub wrote 4 months ago: a continuation of conservation of momentum note: minor edits to fix sign errors and whatnot 2/23/09 … more →
tbaysculler wrote 5 months ago: The questions from the worksheet Practice: Acceleration Problems were taken up in class. The cla … more →
Sara Elizabeth wrote 7 months ago: I found this, written from a year ago, and wanted to share with the world (or the few people that re … more →
Kasper Olsen wrote 7 months ago: A quiz (in danish). To be finished in 10 minutes. quiz10020 [PDF] … more →
Scott wrote 7 months ago: When we discuss normal forces, I drum into the students’ heads that the force is perpendicular … more →
Kasper Olsen wrote 8 months ago: Notes about strategies for solving mechanics problems involving Newton’s laws can be found her … more →
Kasper Olsen wrote 9 months ago: Example from a class given by Prof. Walter Lewin at MIT (course 8.01, Physics I: Classical Mechanics … more →
Scott wrote 1 year ago: I started building model rockets with my students this year and I’m glad I did. Most of my st … more →
Scott wrote 1 year ago: Have you seen one of these? It’s a small, battery powered hovercar in the shape of a large h … more →
Scott wrote 1 year ago: These were new to me, I saw Lou Bloomberg do them at an Educator’s Day up at Penn State. This … more →
Scott wrote 1 year ago: I hope everyone that teaches inertia does this demonstration. I let the kids do it also. I have a … more →
Scott wrote 1 year ago: This is a favorite of the students. After studying Newton’s Laws of motion, we spend a day ma … more →
techtick wrote 1 year ago: speed, velocity, acceleration, time, distance, displacement, position are the basic principals on h … more →
Niles Gibbs wrote 1 year ago: Karma is an ancient Buddhist concept often misunderstood by popular culture. In a Know Things post e … more →
giggityguitar wrote 1 year ago: Sir Isaac Newton was born in Woolsthorpe, England in 1642. He is considered as one of the great … more →
laduch wrote 1 year ago: Newton’s third law: All forces in the universe occur in equal but oppositely directed pairs. … more →