FIRST PERIODICAL TEST SCIENCE 6 (etguinsen)
Quiz by Ethel Samson
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50 questions
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- Q1Everything around us is matter. It could either be solid, liquid or gas. When two or more of them were mixed though were not chemically combined, it will forma/an _____________solutionhomogenous mixturemixturesuspension30s
- Q2Mixtures are classified as two types, the homogeneous and heterogeneous. They are different because__________________________________________________________.Homogenous looks the same throughout, while with heterogeneous the different parts can be seenThey are the same, just different names.Heterogeneous has 2 substances. Homogenous has three or more substancesHeterogeneous looks the same throughout; with homogenous we can see the different parts30s
- Q3Smog, insecticides, hair spray, perfume and spray paint are solid or liquid dispersed in the air or gas. Which type of colloid do these belong?EmulsionsSolAerosolFoams30s
- Q4Which of the following mixture can make bread?water, sugar, milk, creamer, yeastwater, milk, coffeewater, sugar, milk, yeastwater, sugar, milk, yeast, flour30s
- Q5Which is the solvent in a cup of coffee?seawatercreamersugarcoffee30s
- Q6Which is a homogeneous mixture?mixed nutspebblesseawateroil and water30s
- Q7In which glass of liquid is sugar EASILY dissolved?tap watercold waterhot watericed tea30s
- Q8Which of the following will dissolve in water ?sandsaltoilalcohol30s
- Q9Which is the benefit of separating mixture through picking?tiny nails and sawdust after fixing a chair/cabinettiny pebbles in rice before eatingsand and pebbles for construction projectsinsects in flour before mixing other ingredients30s
- Q10What is the benefit of separating mixture through sieving ?tiny nails and sawdust after fixing chair/cabinettiny pebbles in rice before eatingsand and pebbles for construction projectsinsects in flour before mixing other ingredients30s
- Q11If a container label tells you to “SHAKE WELL” before drinking, the mixture in the container is most likely a ______.colloidalloysuspensionsolution30s
- Q12Toys of different sizes can easily be separated through ______.manual separationfiltrationmanual separation and hand pickinghand picking30s
- Q13____________can make the salt in the soup dissolve faster.StirringAdding a lot of table saltLetting itselfAdding heat30s
- Q14Fresh milk, mayonnaise, butter, ointments and cream are liquids dispersed in either solid or liquid. What type of colloid do they belong?emulsionfoamaerosolsol30s
- Q15Which of the following are immiscible liquids?vinegar and soy saucewater and vinegarsoy sauce and cooking oilwater and fish sauce30s