Which part of the manufacturing process involves heating and rolling blocks of steel into flat sheets and bars?
a. forming
b. finishing
c. conditioning
d. separating

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm

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

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?