Due to conservation of energy, a grandfather clock is able to keep time since the cycle of the pendulum inside remains constant. If the maximum height of a
pendulum in a clock is 15.0 cm higher than at the equilibrium position, what is the maximum speed of the pendulum?
please explain your answer or give formulas

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.