If you are measuring the "mass" of an object you are measuring this.
What is the amount of matter the object has.
100
This is a special type of mixture in which the elements combined have one dissolved into another.
What is solution.
100
In a mixture of saltwater, pebbles, and sawdust, what would be the correct order of separation techniques to separate out the sawdust first, pebbles second and salt last?
What is floatation, filtration and evaporation.
100
The substance that does the dissolving.
What is the solvent.
100
When a substance changes the way it is made up and creates a new substance.
What is Chemical Change
200
All matter has these two characteristics.
What is, all matter has mass and takes up space (has volume)
200
This is why particle in a solution are different than particles in a mixture.
What is they dissolve completely.
200
Which technique would you use to separate the colors of ink in a printer cartridge?
What is chromatography.
200
The substance that is being dissolved.
What is the solute.
200
When a substance changes the way it looks.
What is a Physical Change.
300
All matter is made of _________ and has ____________.
What is particles and mass.
300
TRUE OR FALSE? Sugar-water is a solution?
TRUE
300
What technique would you use to separate paperclips out of a messy desk drawer?
What is magnetic attraction.
300
The more solute you add the a solution, the more ________________ it will become.
What is concentrated.
300
This is what happens when harmful substances are mixed in with the environment.
What is pollution.
400
This is the instrument used to measure the volume of an irregular shape.
What is a graduated cylinder.
400
TRUE or FALSE? Sand and soil are a solution.
What is FALSE!
400
Hot water is poured over into a mixture of soil and sugar. After mixing it up it is poured over a filter. Which of he substances will flow through the filter to the cup below?
What is the water and sugar. (Sugar is dissolved into the hot water and will pass through the filter.)
400
Hot water, smaller particles and fast stirring with do this to the dissolving process.
What is speed it up.
400
Factories that burn fuels sending smoke into the air is an example of this type of pollution.
What is air pollution.
500
If you measure the amount of space taken up by an object you are measuring this.
What is volume.
500
When you blend a packet of juice flavoring into water, you create this.
What is a solution.
500
What technique would you use to separate sand and pebbles?
What is sifting. (Screen)
500
Sugar in kool-aid would dissolve faster if you did this to the water.
What is heat it up, or stir it fast.
500
An oil spill in the Atlantic Ocean can pollute the water and harm any who does this.
What is uses resources from the ocean. (Eat fish, shrimp, crabs)