2015 unit 3 week 3
Post on 09-Apr-2017
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VocabularyUnit 3
Week 3
Galaxy: A group of millions of stars.
Billion: One with nine zeroes.
Energy: The force that makes things happen.
Million: One with six zeroes.
Planets: A natural object orbiting a star.
Asteroids: Rocky, airless minor planets that orbit a sun.
Astronaut: A person trained to go into space.
Liquid: A fluid that takes the shape of it’s container.
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