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November 24, 2014

November 24, 2014

Posted by **Mathew** on Monday, October 31, 2011 at 12:26am.

accelerates from 27 km/h to 37 km/h or when

it accelerates from 37 km/h to 47 km/h?

1. More information is needed.

2. No diﬀerence

3. From 37 km/h to 47 km/h

4. From 27 km/h to 37 km/h

- Physics -
**drwls**, Monday, October 31, 2011 at 2:35amHave you tried squaring the numbers? (Velocity is squared in the KE formula)

Compare (47)^2 - (37)^2 with

(37)^2 - (27)^2

Which is greater?

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