February 23, 2012

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Mr. Pearson

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Notes and Physics stuff

October 18, 2011 By

We’ve been pushing the pace in Physics. We’re working on collisions now, at least 6 weeks earlier than last year’s Physics C students. Why? We’ve got a lot to do, and this is just the first of 5 topics for the year. As in many AP classes, it’s a push and pull between depth and… [Read More...]

Filed Under: Corbett High School Teacher Notes, Mr. Pearson

What’s an orbit

September 30, 2011 By

A physics riddle: When the space shuttle is in orbit, astronauts experience “weightlessness”. But weightlessness implies a lack of gravity, and we know that gravity doesn’t simply disappear in low-earth orbit. So how does this happen? What is “weightlessness” exactly? If gravity ACTUALLY disappeared, then how is it that the moon stays in orbit around… [Read More...]

Filed Under: Mr. Pearson Tagged With: , ,

Vectors have both magnitude and direction

September 12, 2011 By

A vector is a special thing in math. It has both size and direction, and both are important. Take velocity for an example. It’s important to know both the magnitude of an object’s velocity and its direction. This is what we’ve started to explore in physics. Here’s a riddle involving vectors: An orange will sit… [Read More...]

Filed Under: Corbett High School Teacher Notes, Corbett Schools Teacher Notes, Mr. Pearson, Teacher Notes

Week 1 in the books

September 4, 2011 By

The first week of school is often chaotic, especially in the admin office. I confess that I was a bit apprehensive as we got started, especially given the staffing and scheduling changes we were making right up to the last minute. Despite all the changes, though, the first week went off well, even smoothly. Without… [Read More...]

Filed Under: Mr. Pearson