Separating mixtures
Quiz by Bernadette Durkin
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12 questions
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- Q1Sand is a mixture?trueflasetruemaybe5s
- Q2Solvent is the science word for _____?mixturenot suresaltwater20s
- Q3Mom is in the kitchen and is mixing nuts, raisins, M&M's, and granola for a snack. This snack is an example of_____?a solutiona mixturea chemical reactiona change of state45s
- Q4A mixture of salt and water forms a solution. True or false?Not sureTrueDefinitely not a mixture.False20s
- Q5A scientist dissolves 20g of salt in 80g of water. The solution is heated to evaporate very quickly. When the water evaporates how much salt will be left?19g100g20g0g60s
- Q6A good scientist would use _______________ to filter gravel?just waterwater and your fingerswater and a screena magnet and water30s
- Q7A teacher adds a white solid to a cup of water and stirs the mixture throughly. Soon the teacher cannot see the solid. The solid ________.broke into particles that were to small to see.meltedturned into liquiddissappeared60s
- Q8Solute is the science word for _____?a state of matterpure material that is not a mixturea substance that dissolves in a solvent to form a solutionsomething transparent45s
- Q9A student stirs a mixture of salt and sand into a cup of water. He pours the mixture into a funnel with a white filter paper. Which statement is true?The sand goes through the filter paper, but the slat does not.The salt particle are small enough to go through the filter.The sand and salt can't be separated this way.The filter traps all the sand and some of the salt.120s
- Q10It's best to use a filter to separate salt from water. True or false?FalseTrue5s
- Q11A girl mixes water and a solid material. The solid material dissolves into the water and the water is transparent. How does the mass of the water alone compare to the mass of the solution?The mass of the water alone is the same as the mass of the solution.The mass of the water alone is the greater than the mass of the solution.You can't tell from the information that is given.The mass of the water alone is less that the mass of the solution.120s
- Q12If you need to separate a mixture of gravel, powder, and salt you will have to use _________.a screen and water.a funnel, and a filter.a magnet and a filter.water, a screen, a filter, and a dish to evaporate the salt.120s