2010年10月24日星期日

The motion lab: translating walking graph


A: the object stands 1m away from the origin for 1 second
B: the object moves away 1.5m from the origin for 2 seconds
C: the object stopped moving for 3 seconds
D: the object moves 0.75m towards the origin
E: the object stands 1.75m away from the origin for 2.5 seconds



A: the object stands at 3m and moving towards the origin 1.5m for 3 seconds
B: the object stopped moving for 1 second
C: the object moves 1m towards the origin for 1 second
D: the object stopped moving for 2 seconds
E: the object moves 2.5m away from the origin



A: the object stays at the origin for 2 seconds
B: the object walks away from the origin at a velocity of 0.5m/s for 3 seconds
C: the object stays for 2 seconds
D: the object walks towards the origin at a velocity of 0.5m/s for 3 seconds




A: the object speeds up for 4 seconds
B: the object moves away from the origin at a velocity of 0.5m/s for 2 seconds
C: the object moves towards the origin at a velocity of 0.4m/s for 3 seconds
D: the object stays for 1 second




 
A: the object moves 1m away from the origin for 3.5 seconds
B: the object stays for 3 seconds
C: the object moves 1.3m away from the origin for 3 seconds



A: the object moves away from the origin at a velocity of 0.3m/s for 3 seconds
B: the object speeds up for 0.3 seconds
C: the object slows down for 0.3 seconds
D: the object moves towards the origin at a velocity of 0.3m/s
E: the object stays for 3 seconds

1 条评论:

  1. please change your language to english as it is the instructional language.

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