A 10 kg mass is traveling along a track at 3 m/sec. It enters a circular region of radius 3m. 1. what is its speed at the bottom of the circular region?( I got 12 m/s) 2. what is the normal force at the bottom?( I got 52 N) Right or wrong and if wrong whats the correct solutions/formulas to use. THANKYOU to whoever helps!