A particle moves in the xy plane in a circle centered on the origin. At a certain instant the velocity and acceleration of the particle are 
m/s and 
m/s2. What are the x and y coordinates of the particle at this moment?
A. x = ?4.4 m, y = 0
B. x = +5.3 m, y = 0
C. x = ?5.3 m, y = 0
D. x = +4.4 m, y = 0
E. x = ?1.8 m, y = 0
Answer: B
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What is the source of your type of energy (where do we get it)?
What will be an ideal response?