What is the angular acceleration of the pencil when it makes an angle of 10.0 degrees with the vertical?

Amass attached to a spring is displaced from its equilibrium position by 5cm and released. the system then oscillates in simple harmonic motion with a period of 1s. if that same mass–spring system is displaced from equilibrium by 10cm instead, what will its period be in this case? a mass attached to a spring is displaced from its equilibrium position by and released. the system then oscillates in simple harmonic motion with a period of . if that same mass–spring system is displaced from equilibrium by instead, what will its period be in this case? a) 0.5sb) 2sc) 1sd) 1.4s

Aball horizontally thrown from a cliff at 8m/s

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? a. positive b. negative c. zero