As light passes from one medium to the next the angle from the normal will be less in the medium where it is moving slower true or false

Aballet student who learns with the of his instructor is demonstrating learning.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

A1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km. what is the magnitude of the friction force required to keep the car from sliding?