A) A 0.025 kg bullet hits and becomes embedded in a 6.00 kg wood block which is hanging from a 1.50-m long string. This causes the block to swing through an arc of 5.50 degrees.
i) what was the speed of the bullete before it hit the block?
ii) What is the kinetic energy of the "bullet+block" system immediately after the bullet is embedded in the block?