Describe the vaccination process and how the body responds to vaccinations.

The vaccination process consist of injecting a safe modified virus into the body to build a resistance against the harmful version. The body takes the modified version and builds the immunity against it which will protect you from catching the harmful version later on.

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.