Facts
An hour has 60 minutes.
Fact: proven by a clock/numbers.
Pizza is the most delicious food.
Key word: delicious.
Taste/feeling
Dogs are beautiful animals.
Opinion. Beautiful/ugly/cute are feelings.
Elephants are very big animals.
Fact (This is a physical, measurable reality)
Fact: proven by Science.
Mondays are the worst days of the week.
Key word: worst.
Feeling
My brother is 5 feet tall.
Fact: numbers.
Math class is very difficult.
Opinion (It is difficult for some people, but easy for others).
The United States is a country on Earth.
Fact: proven by a map
Soccer is more fun than basketball.
Key word: fun
Judgement
I believe we can win this game.
Opinion: 'I believe/ I think/ I feel' are used for opinions.
The sun rises in the east every morning.
Fact (Proven by science/observation).