The last time I looked at this projectile motion lab, I was confused. My different methods for measuring the launch speed of the ball were not even close to being consistent. So, I am bringing out the ...

In a previous post, I was trying to show that the range of a projectile depends on the launch angle. Yes, this isn't that too difficult to see in an introductory physics course, but how do you show ...

__A lot of insiders were wondering what new math R&A Chief Executive Peter Dawson was using __when he spoke up about changes to Royal St. George's for this year's British Open, which starts Thursday.