Through which medium does light pass more quickly, one with a reflective index of 2.0 pr one a refractive index of 3.0

Assume this car is driven off a cliff . how many arrows of force need to be drawn in the free body diagram? assume no air resistance -five -one -three -four

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

What are the similarities & differences between a thermistor and a light dependent resistor in physics?