A large locomotive with a mass 4 times that of the smaller motionless railroad car collides and couples together. What is their
1 answer:
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Meters per second squared: 
If you think about it, acceleration is about how fast speed changes. Speed is measured in meters per second:
So if you take that and just measure it over time, you get meters per second squared.
If you think about it, acceleration is about how fast speed changes. Speed is measured in meters per second:
So if you take that and just measure it over time, you get meters per second squared.
Answer:
t= 1.2 hours
Explanation:
Define first di distance between the points, so
The distance is