An optic fiber is made of clear plastic with index of refraction of 1.50. for what angle of incidence will light remain within the plastic "guide"?

What is the Direction of Rxn in a chemical formula?

Approximately how many earthquakes are strong enough to be felt each year worldwide? a. 500 b. 1000 c. 10,000 d. 30,000 2. what isthe location on the surface directly above the earthquake focus called? a. epicenter b. fault c. magnitude d. moho

Do I have to be good at math to be a physicist?

What is the conversion from 1.2 mm to m

A group of several electric cells connected together is called a. a recharger. c. an electrode. b. a battery. d. an electrolyte. 8

Why does your mouth water when you smell food

What two things can happen in the life of a massive star after it passes from the supernova stage?

Check the boxes that correctly complete this statement. All isotopes of an element B) have the same number of protons. C) have the same atomic number.

On physical science so what is Forcewhat is force and its unit

If we have less power, we most likely have what?