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CM 1 - Science - Sounds and Gases
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Which country is the only national flag that has a building on it
Cambodia
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Tiny pieces that make up all matter
Particles
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To make something less tight
Loosen
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To adjust an instrument to make the sound higher or lower
Tune
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Name a lake that changes water direction twice a year
Tonlé Sap Lake
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Anything that takes up space
Matter
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Name the festival celebrating the Tonlé Sap River reversing its flow
Water Festival
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A state of matter that flows and takes the shape of its container
Liquid
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The layer of air surrounding Earth
Atmosphere
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An instrument that makes sound when its strings vibrate
Stringed Instrument
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An instrument that makes sound when you blow air into it
Wind Instrument
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What is the national animal of Cambodia
Kouprey
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To press something so it takes up less space
Compress
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A state of matter that spreads out and has no fixed shape
Gas
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To make something pulled or stretched more
Tighten
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A state of matter that has a fixed shape
Solid
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What are harmful substances in the air water or environment
Pollution
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