Science Junior Cert
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What consists of two or more different substances mingled together but not chemically combined | A mixture
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| Name two examples of a mixture | Air, Seawater
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| Are mixtures, easy or difficult to separate | Easy
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| Are Compounds easy or difficult to separate | Difficult
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| How many substances make up a mixture | two or more
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| How many substances are present in a compound | One
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| Are the properties of a compound very different to the properties of the elements they are made up of | Yes
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| What do you call a change where nothing new is made | Physical change
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| What do you call a change where something new is made | Chemical change
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| Nitrogen, oxygen, carbon dioxide and water vapour are all present in what mixture | Air
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| What is the name of the method used to separate insoluble solids from a liquid e.g sand and water | Filtration
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| What is the name of the method used to separate soluble soilds from a solution e.g salt in water | Evaporation
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| What is the name of the method used to separate a mixture of dissolved subctances in a solution e.g inks in a dye | Chromatography
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| What is the name of the method used to separate two liquids with different boiling points e.g. alcohol and water | Distillation
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| What is the name given to the condensor used in distillation | Liebig Condensor
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| How would you separate iron filings and wood shavings | Use a magnet
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
gcu science
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