When a baseball is thrown straight upward, what is its acceleration at its greatest height? Please explain your answer. 9.8 m/s2 downward
9.8 m/s2 upward
9.8 m/s2 horizontally
0 m/s2

Formulating a hypothesis: part i since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of " because when writing your hypothesis