In the orientation phase of group interaction, secondary tension is common

Americans have long admired the "bedrock" decency in their greatest film heroes

Indicate whether this statement is true or false.

How does FM radio work?

a) Ultrasonic sound waves from the transmitter cause vibrations in our radio antennas. b) Electromagnetic radiation from the radio transmitter produces weak electrical currents in our antennas. c) Static electricity in the atmosphere makes tiny vibrations in our eardrums. d) Very low frequency mechanical vibrations are conducted through the earth in rhythm to the music.