Kinetic energy is the energy associated with the motion of an object. It's a scalar quantity, there is no direction associated with KE and it has no components. $KE = \frac{mv ^{2} }{2} = \frac{8 *14.3 ^{2} }{2} = 4 *204.49 = 817.96J$ . Therefore Kinetic energy is 817.96J.

6 0

3 years ago

Does displacement = Δx?

Volgvan

Typically no. Displacement can be in multiple directions as a vector. of something is traveling only along x, then it would be true though this is usually not the case.

8 0

3 years ago

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(true or false) electromagnetic energy is the kind created by horseshoe magnets

ozzi

The CORRECT answer would be false. They are different and so therefore the answer is false.

Hope this helped ‼️

6 0

3 years ago

A 5kg mass is pushed with a force of 10N for a distance of 2.5 meters. The work done is

Aliun [14]

W = 25 J

Explanation: