Amass of 0.8 kg hangs from a vertical spring in the lab. the spring stiffness is 400 n / m. you pull the mass down by 4 cm, then release it from rest to set the system in motion. what is the maximum velocity of the mass during the motion

How are momentum and impulse related? impulse is a whim to do something, while momentum keeps it going impulse is another name fore instantaneous momentum the impulse acting on and object is equal to the change of momentum it causes. the impulse that acts on and object is the momentum that results.

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?

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical