A good presentation has:
Content: presentations must account for how much information the audience can absorb in one sitting
Structure: packaging, organization, main theme
The Voice: 4 main terms used for defining vocal qualities
Volume: good speakers lower their voice to draw the audience in, and raise it to make a point.
Tone: a voice that carries laughter can get the audience to smile.
Pitch: avoid monotone, draw attention
Pace: audience cannot follow, consider the listening skill of audience