Calculate the speed of the car at each checkpoint by
dividing the distance between each checkpoint in meters
by the change in time. Record your answers in Table C of
your Student Guide
The speed at the first quarter checkpoint is
m/s.
The speed at the second quarter checkpoint is
mis.
The speed at the third quarter checkpoint is
m/s
The speed at the finish line is m/s.

Ann walks 80 meters on a straight line 33 ∘ north of east starting at point 1. draw ann's path. represent ann's walk with a vector of length 80 meters. draw the vector starting at point 1. the length given in the display is in meters.

Most of the volume of an atom is occupied by the

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system