You are traveling to a strange new planet and once you reach the planet you notice that this planet has no atmosphere . You decide to see how high you can jump and discover that you can jump to a height of 47 m when your initial upward speed is . What is the magnitude of the acceleration due to gravity on this strange new planet ? ( Note - It will not be 15.5 m/s 9.8 m/s ^ 2

Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600