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- 1. Multiple Choice
Which one of the following would you use to separate sand from iron filings?
a bar magnet
filter paper
hot plate
strainer
- 2. Multiple ChoiceA mixture is always a solution, but a solution is NOT always a mixture.TrueFalse
- 3. Multiple ChoiceHow would you separate a mixture of sand and salt?Mix them with water and let the water evaporateMix them with water, pour the mixture through a sieve, then let the water evaporateHeat the sand and salt mixture for 5 minutes, then let it coolI would not do any of these because none of these options would work
- 4. Multiple ChoiceWhich of the following is NOT a mixture?sand, salt, and rocks in a buckettrail mix made with dried fruit,
nuts, chocolate drops, and
pretzelswater in a glassrocks and sand in the ocean - 5. Multiple ChoiceSalt dissolves in water like ----Pepper dissolves in waterSugar dissolves in waterRocks dissolve in waterSeeds dissolve in water
- 6. Multiple Choice
What tool would best help you sort iron bolts from aluminum bolts?
- 7. Multiple ChoiceOcean water is a solution?TrueFalse
- 8. Multiple ChoiceA substance can change state when enough heat energy is __________ to it or removed from it.takenaddedslowerfaster
- 9. Multiple ChoiceWhen heat energy is added to the substance, its particles move _________________ and farther apart.fasterslower
- 10. Multiple ChoiceA tool used to measure temperature is called a ___________________.balancescalethermometermeasurement
- 11. Multiple ChoiceSolid, liquids and gases are called the three _____________________.water typesbig ideasstates of matter
- 12. Multiple ChoiceWater can exist as a _________________ , as seen in ice.liquidsolidgas
- 13. Multiple ChoiceWater can exist as a flowing _____________________, seen in rivers or streams.gasliquidsolid
- 14. Multiple ChoiceIf heated, water can become a ______________ known as water vapor.gassolidliquid
- 15. Multiple ChoiceA student took a snow cone outside on a hot summer day. The heat would cause what kind of change?a liquid becoming a solida liquid becoming a gasa solid becoming a gasa solid becoming a liquid
- 16. Multiple ChoiceWhat causes water to freeze solid when placed in a freezer? The freezer–adds heat to the waterputs electricity in the watertakes heat away from the waterdoes not let light shine on the water
- 17. Multiple ChoiceOn what kind of day will ice most likely melt quickly?a hot, sunny daya cold, snowy daya warm, rainy daya cool, clear day
- 18. Multiple ChoiceTo change from a solid to a liquidpredictcoolchangemelt
- 19. Multiple Choice
To change from a liquid to a gas
condensate
evaporate
change
melt
- 20. Multiple Choice
To change from a liquid to a solid
condensate
evaporate
freeze
melt
- Answer choicesTagsAnswer choicesTags