Mixtures revision

A solid which dissolves in another substance is called a:

• Solvent

• Solution

• Solute

• Sediment

Which one of the following is incorrect? An insoluble substance may:

• Form a Solution

• Form a Suspension

• Form a Sediment

• Float on top of a liquid

Stuart is vacuuming the carpeted areas of his house. The filtrate (the substance that passes through the filter) is the

• Carpet

• Air

• Vacuum Cleaner

• Dust

Which of the following is a correct statement about how a filter works?

• Only gases can pass through a filter.

• Solids may be forced through filter paper, leaving a liquid in the folded paper cone.

• Particles which are too big are trapped by the filter.

• A filter will separate all dissolved solids from the liquid.

Decanting is:

• Pouring liquid from a beaker or flask down the sink.

• Pouring the entire contents of one beaker into another more conveniently sized beaker.

• Just another name for centrifuging.

• Tipping the liquid in one beaker into another, leaving some solid in the bottom of the first beaker.

What is the best way to obtain sugar from a sugar solution?

• Condensation

• Evaporation

• Sieving

• Filtration

A solution is a mixture of one or more substances _________ evenly into another substance.

• dissolved
• evaporated
• carried
• split

This is a type of mixture in which one substance is split up into tiny particles and spread throughout another substance.

• solubility
• colloid
• solute
• solvent

To separate trail mix what method should you use?

• filtration

• simple

• magnet

• boiling

To separate iron filings and sulfur what method should you use?

• filtration 
• sorting
• magnet
• boiling