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Oxbox Yr 8 Unit 6

Inside materials unit flashcards

QuestionAnswer
Two gases most present in our atmosphere Nitrogen and Oxygen
CO2 is called Carbon Dioxide
Made up of lots of small molecules called monomers Polymer
Has more than one type of atom bound together Compound
Is starch a synthetic(Man made) or natural polymer natural Polymer
Which group does Helium belong to? Noble Gases
How many atoms are in N2O? 3
Which gas in our atmosphere is a compound? Carbon Dioxide
What is polythene used for? Food wrapping, bags and plastic bottles?
Name the 2 greenhouse gases Carbon Dioxide and Methane
Are the atoms in a gas spread out or close together? Spread out
Are the atoms in a solid spread out or close together? Close Together
What is it called if all the atoms are the same Element
Is polythene biodegradeale? No
Name a biodegradeable polymer used for bags Corn-starch
Makes a polymer less flexible Long chains tangled
Created by: ewanmccrone
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