V Part A A small block is attached to an ideal spring and is moving in SHM on a horizontal, frictionless surface. The amplitude of the motion is 0.280 m and the period is 3. 19 s. What is the acceleration of the block when c = 0.160 m? Express your answer with the appropriate units. HA ? a, = Value Units Submit Request Answer V Part B What is the speed of the block when c = 0.160 m? Express your answer with the appropriate units. HA ? U. = Value Units Submit Request