A 17.5 g piece of copper is heated and fashioned into a bracelet. The amount of energy transferred by heat to the copper is 6,300.0 J. The specific heat of copper is 0.385 J/g°C. What is the change of the copper's temperature?

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.