The placement of the camera changes your perspective of the subject(s) and therefore where you put the camera is key in telling stories. This is an introduction to that concept.
A quick video to show how the different camera angles can be used to tell a story without saying a word.
The best way to start getting a sense of how camera angels will convey meaning is to go out, take some pictures and experiment
Birds Eye
Extreme Long Shot
Medium Shot
Close-up
Here is an example of a zooming shot I found on YouTube. It was a very popular meme and it shows how a zoom with a little music can really add tension to the moment.