The difference between weather and climate are quite easy to determine. The climate would be the temperature outside. Such as if its winter it could be -10 degrees out. As for weather, it would be how it is outside. As if it were raining, or sunny.
The three features are (1) citizens’ political actions are driven by their opinions, (2) public opinion helps explain the behavior of candidates, political parties, and other political actors; politicians look to public opinion to determine what citizens want them to do, (3) public opinion can also shed light on the reasons for specific policy outcomes.www.wwnorton.com/college/polisci/american-politics-today2/full/ch/.../outline.aspx