A car is traveling 30m/s and slams on the breaks, coming to a complete stop in 5 seconds. Calculate its acceleration (assuming it was constant). Draw a graph of x-t, v-t and a-t.

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages