Sunday

December 21, 2014

December 21, 2014

Posted by **britches** on Tuesday, February 21, 2012 at 12:19pm.

A) 3 times as much.

B) 6 times as much.

C) 9 times as much.

D) that is the same.

E) None of these.

- physics -
**Steve**, Tuesday, February 21, 2012 at 1:11pmreplace v with 3v

KE = 1/2*m(3v)^2 = 1/2 * m * 9v^2

KE is multiplied by 9.

**Answer this Question**

**Related Questions**

Physics kinetic energy - Okay the equation for kinetic energy is = 1/2mv^2 so ...

physics - A moving car has kinetic energy. If it speeds up until it is going ...

Chem please help - An object A has half the mass and twice the velocity of ...

physics - compute the kinetic energy of an 1800 lb automobile traveling at 30 mi...

physics kinetic energy - a) if a particle's speed decreases by a factor of four...

physics - Suppose a 65-kg person can run 1000m in 5min. Assume that each stride ...

Physics Help Please - Suppose a 65-kg person can run 1000m in 5min. Assume that ...

physics - suppose an automobile has a kinetic energy of 2900J. when it moves ...

physics - Some special vehicles have spinning disks (flywheels) to store energy ...

chemistry - A particular reaction has an activation energy of 51.6 kJ/mol-rxn. ...