A light beam traveling through a borosilicate glass is slowed down by 24%. What is the refractive index of the glass

If jill was traveling at 300 miles in 4 hours due south what was his velocity in miles per minute a) 75 miles per hour due south b) .02 miles per second due south c) .5 miles per second due south d) 1 mile per hour due south

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?