Part A (Figure 1) The figure shows a snapshot graph at t = 0 s of two wave pulses approaching each other at 1.0 m/s. At what time was the snapshot graph (Figure 2), showing the superposition of the two pulses, taken? (Click on the "figure" if the graph does not appear.) Express your answer to two significant figures and include the appropriate units. t = 2 IS Submit Previous Answers Request Answer X Incorrect; Try Again; 8 attempts remaining Provide Feedback Ne Figure D (cm) at t = 0 s 1- 1.0 m/s Tx (m) 10 1.0 m/sT 2 4 x (m) 6 8 10 -1