Facts and opinions

How can you tell the difference between fact and opinion? To tell the difference between fact and opinion, you can show someone that it is true if it is fact but there is no evidence for opinions. Write 3 facts and 3 opinions about one of these topics:
 - Frogs
 - Roses
 - Coca Cola

Facts:
Frogs are not always green.
You can find frogs in the us and near swamps, marshes, rainforest etc.
Some frogs are blue and red.

Opinions:
Frogs are awesome.
Frogs are weird.
Frogs are mysterious.