Notice that in Figure 6.12 the time intervals of the interaction are all the same, regardless of the reference frame shown. Is this true in all reference frames? Why or why not?

Data from Figure 6.12

Transcribed Image Text:

Earth reference frame (b) Zero-momentum reference frame (+0.20 m/s) E cart 2 cart 1 E cart 2 cart 1 E cart 2 cart 1 E cart 2 cart 1 VE (m/s) 1.2 z. (m/s) 1.2 0.8 40 0.4 -0.4 0.8 cart 2 0 cart 1 collision 0.8- cart 2 0.4 collision (ms) 0 (ms) 20 40 60 80 100 120 20 40 60 80 100 120 cart 1 -0.4 -0.8