Helen has come to a party with four of her friends. Each one of them interacts differently with others. Helen quietly observes and tries to understand the gestures of her friends. Help helen by matching the gestures to the likely meaning they show. Handshake frown smile. Crossed arms

think its the third option

3.2x10^7

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.

in order to follow the instructions and complete the statements, i need to use data from table c of your student guide. can you think of a way to let me see your student guide for a while ? i can't answer the question without the data in table c.