I need help on this it need me to label thermal, chemical nuclear, electric, mechanical, electromagnetic

Explain vector addition, triangle method and parallelogram method

When does your body conduct current more readily?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line