This content can also be viewed on the site it originates from. Holland is a former gymnast and dancer (he played Billy Elliot onstage in London as a kid), so he has the chops to do a lot of his own ...

This content can also be viewed on the site it originates from. Suppose you throw some object near the surface of the earth. If the only significant force on the object is the constant downward ...

The terms projectile and trajectory are introduced. Projectile Motion: The terms projectile and trajectory are introduced. Students learn to describe horizontal and vertical components of a projectile ...