5th grade science resources Investigation 1: Separating Mixtures
anything that has mass and takes up space
has mass, takes up space, has a fixed volume, has a fixed shape
has mass, takes up space, has a fixed volume, does not have a fixed shape (takes the shape of it's container)
has mass, takes up space, does not have a fixed volume (expands/condenses to the shape of it's container), does not have a fixed shape (takes the shape of it's container)
a characteristic of an object; something you can observe
What is a mixture?
2 or more substances together
What is a solution?
a special mixture formed when a substance dissolves in another
the process in which a solid material seems to disappear into a liquid
a measure of the amount of matter in an object
the change of state from a liquid to a gas
the solid form of a material that can be identified by its properties
what a substance dissolves in to make a solution (water in salt-water)
the substance that dissolves to make a solution (the salt in salt-water)
Cannot been seen. No color
Identifying something by their color or texture
Is salt water a mixture or solution ?
It is a solution.
A mixture that cannot be seen.
How do you know if a material is soluble?
If the material dissolves... Example is ..salt in water
How do you if a material is insoluble?
If the material do not dissolve. Example is sand in water.
Would filter paper be useful for separating a sugar and water solution?
Would a screen be useful for separating a mixture of gravel and diatomaceous-earth powder
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