Kinetic energy =
1/2 (mass) • (velocity squared).
I don't see distance in that formula anywhere, so they're not related.
Answer:

Explanation:
The acceleration experimented while taking a curve is the centripetal acceleration
. Since
, we have that: 
They take the same curve, so we have: 
Which means: 
And finally we obtain: 
Answer:
No
Explanation:
Not all metals stick to magnets. Like aluminum. if you were to stick a magnet on to an aluminum it would fall off.