2. Many streets and parking lots are illuminated with

laser lights.

tungsten-halogen lights.

Sodium-vapor lights

fluorescent lights.

Sodium-vapour lights

Explanation:

Sodium-vapour lights are lights that are a type of gas discharge lamp that uses sodium in a high energy state to produce light,sodium discharge lamps are one of the brightest form of lighting used in motor parks and streets. There are basically two types of sodium-vapour lights, they include the low pressure sodium-vapour lights and the high pressure sodium-vapour lights.

waves moving from a fast medium to a slow medium will experience a reflection as light travels more slowly than red light. total internal reflection occurs when the critical angle is.

the displacement produced by the body.  

the amount of force subjected to the body.  

the angle between the direction of force and displacement