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Anon25 [30]
4 years ago
13

A 13-KG SLED IS MOVING AT A SPEED OF 3.0M/S. AT WHICH OF THE FOLLOWING SPEEDS WILL THE SLED HAVE TWICE AS MUCH KINETIC ENERGY

Physics
1 answer:
N76 [4]4 years ago
8 0
  <span>4.2m/s 
KE =(1/2)mv^2 
insert your numbers to find how much kinetic energy you have. 
then double that number and solve for v 
which gives you how fast the sled will have to go in order to reach that kinetic energy</span>
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