Theory:

Side View: It is what something seems like when viewed from the side(left or right).
Example:
The side view of the car. When you stand the left side or right side of the car, you can see this view.
 
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Top view: It is what something seems when viewed from directly above. It's also referred to as a plane view.
Example:
The top view of the car. When you stand at the top of your home, you can see this view.
 
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Front view: It is what something seems like when viewed from the front.
Example:
The front view of the car. When you stand in front of the car, you can see this view.
 
output-onlinepngtools (34).png