1. Which of the following describes what happens to a marble that travels down the first hill?
  2. The potential energy is increasing.
  3. The marble is accelerating.
  4. The direction of the marble is changing.
  5. The marble has a constant velocity.
  1. The total velocity of a marble traveling through a loop on a coaster
  2. depends on the distance of the loop and the time it takes the marble to travel through the loop
  3. depends on the shape of the loop
  4. is zero
  5. depends on the height of the loop
  1. The velocity of a marble traveling a straight piece of track can be found by
  2. calculating the acceleration of the marble
  3. dividing the distance the marble traveled by the time it took the marble to travel that distance
  4. measuring the mass of the marble
  5. none of the above
  1. Whenever the marble travels up a hill, it
  2. accelerates
  3. decelerates
  4. has increasing velocity
  5. has increased kinetic energy
  1. Which of the following statements is true?
  2. A marble traveling through an inversion always changes speed.
  3. A marble traveling through an inversion always changes velocity.
  4. A marble traveling through an inversion never accelerates.
  5. A marble traveling through an inversion gains potential energy.
  1. If the marble had a greater mass, then
  2. It would accelerate more.
  3. It would decelerate more.
  4. Its speed would decrease.
  5. Its speed would stay the same.
  1. A decrease in velocity is known as:

A. speed B. deceleration C. a positive velocity

  1. At the top of the first hill,
  2. the potential energy is the highest
  3. the kinetic energy is the highest
  4. the friction is greatest
  5. As a marble travels down the first hill,
  6. Potential energy is converted to kinetic energy.
  7. Kinetic energy is converted to potential energy.
  8. The mass of the marble increases.
  9. The marble experiences inertia.
  1. If the first hill had a steeper slope, then
  2. The speed of the marble down the first hill would increase.
  3. The deceleration of the marble would increase as it travels down the first hill.
  4. The velocity of the marble down the first hill would decrease.
  5. None of the above
  1. The velocity of the marble changes by changing which of the following?
  2. adding an inversion to the coaster
  3. making the first hill higher
  4. increasing the mass of the marble
  5. all of the above
  1. A marble travels 12 cm of track in 3 seconds. What is the speed of the marble?
  1. A marble travels 15 cm of track starting at 0cm/s. At the bottom of the first hill, the marble’s velocity is 22 cm/s. What is the marble’s acceleration?
  1. A marble travels 15 cm of track going eastward at 5s. The next 10 cm of track is westward. The marble takes 2s to travel this segment of track. What is the total combined velocity of the marble through this distance of track?