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 ...

This is really a lab that I have students do, but I am pretty sure they don't read this blog - so it is ok. If they are reading this, hi! We have these projectile cannons that shoot small balls. In ...

One of the SCO’s priorities was adapting technology from “railguns”. Such guns use neither explosives nor propellant, but instead rely on electromagnetic forces to fire projectiles at speeds of up to ...