Which formula represents a compound that contains both ionic and covalent bonds? O Α. ΚΟΗ O B. Mgo О O C. CHĄ D. KI​

to be honest as much as i would love to answer this. i feel as if something's missing. just saying.

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.