Definitions
Techniques
True or false
Everyday examples
Miscellaneous
100
This is the substance in which other substances dissolve in
Solvent
100
What technique would you use to separate a soluble solid from a liquid?
Evaporation
100
Dissolving means the same as melting
False
100
A tea bag uses what separation technique?
Filtration
100
The world’s largest ocean is the
Pacific
200
This is the substance that dissolves in the other substance
Solute
200
When you are filtering a mixture, what is A called?
Residue
200
The filtrate is the liquid that drains through the filter funnel into the beaker below
True
200
What separating technique is used to obtain salt from seawater?
Evaporation
200
How many sides does a hexagon have?
6
300
This is what is produced when a solute dissolves in a solvent
Solution
300
What would you use to separate a mixture of iron filings and sand?
A magnet
300
Test tube 4 is the most concentrated solution
True
300
What piece of equipment would you use to separate a mixture of sand and gravel?
Sieve
300
What is the capital city of New Zealand?
Wellington
400
A substance that does not dissolve in another substance is said to be what?
Insoluble
400
What is this separation technique called:
Decanting (decantation)
400
An example of a pure substance is air
False
400
To extract pure oils from plants (ie Eucalyptus oil or tea tree oil), what separation technique is used?
Distillation
400
What do you call a group of dolphins?
Pod
500
In soft drink, carbon dioxide is dissolved in water to make it bubbly.
What is the solute in this example?
Carbon dioxide
500
What separation technique is used to separate inks or dyes?
Chromatography
500
An insoluble substance that sinks to the bottom of a beaker of water is called the sediment
True
500
A washing machine uses what separation technique?
Centrifugation
500
What is a baby echidna called?
Puggle