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ocean – a very big area of salt water
- temperature – how hot or cold something is
- storm – very bad weather with strong wind and rain
- flood – when there is too much water on the land
- planet – a very big round object in space, for example the Earth
- scientist – a person who studies nature and the world
- century – one hundred years
- winter – the coldest time of the year
- dry – with no rain or water
- south – a direction on a map, the opposite of north