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

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