A ball is thrown downward at a velocity of -6 m/s. What is the velocity of the ball 7 seconds later?
1 point

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