If the American system is the same, group on should be alkali metals and the answer would be frankium
1 send astronauts to space and saw the earth round
2 saying something to do
3 science that been solved
4 science had have no evidence
5 have proved and stories
Freezing
Explanation:
This change in state when surface of a lake changes to hard ice is known as freezing.
- When a solid is heated, it melts and changes to a liquid. On further heating, it changes to vapor and the randomness increases.
- When a liquid is cooled below its freezing point, it changes to a solid such as ice for water.
- The phase change is known as freezing.
Learn more:
Phase change brainly.com/question/1875234
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