Find the magnitude of the resultant force and the angle it makes with the positive x-axis. (Let a =200 N and b =400 N. Round your answers to one decimal place.) A 60 above positive x-axis , b on the line of negative x-axis magnitude= N ?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.