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23 January, 21:10

Lillian wonders how fast a train can move around a particular curve before it falls off of the track. Which of the following is the best way for Lillian to figure this out?

A. Drive a train along a curve at different speeds until it falls off of the track.

B. Build a model train and track, and test one train going around one curve at different speeds.

C. Build a model train and track, and test one train going around several different curves at one speed.

D. Build a model train and track, and test different-sized trains going around one curve at the same speed.

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  1. 23 January, 21:18
    0
    B because your gonna need multiple theory's
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