Which phrase describes the prime meridian

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole