A sleigh weighs 950 N. If you use a pulley system to lift that sleigh with a force of only 250 N, then what is the mechanical advantage?
output force= 950 N
input force= 250 N

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Write a polynomial function with the given zeros x= -1,0,2show your work

Simon is writing a story about an astronaut whose spacecraft has been boarded by space pirates. the astronaut has her lucky penny in her hand behind her back as the space pirates break into the control room. she has just locked the controls so that the ship is accelerating in the direction of the control room’s ceiling. simon wants the astronaut to use the penny to hit a button on the control panel to turn off the lights and escape. the button is located a short distance behind and below the astronaut’s hands. how should simon use the theory of relativity to describe what the astronaut must do in order to hit the button?