The pressure of a fluid at a specific depth a) depends only on the type of fluid b) is exerted only in the downward direction c) varies with the total volume of fluid d) all of the above

The energy equivalent of the rest mass of an electron is

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.

You are doing a science experiment with a fahrenheit thermometer. your data must be in degrees celsius. if you measure a temperature of 125°f, what is this temperature in degrees celsius