An airplane files at an altitude of 36000 km and is traveling at a velocity of 300.0 kn/h to the north but the tailwind is 20.0 km/h

Which statement best describes how private industry decides where to spend the money on research and development

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?