Flashcards
Chapter 4.1
Cards in this deck (20)
- 1What is Mixture?Is made from two or more substances.
- 2What is a Pure Substance and give an example?A pure substance is made up of only one type of substance. (E.g Pure Water)
- 3What is a Soluble Substance and give an example?A substance that dissolves; (E.g Salt)
- 4What are Insoluble substances?Substances that CANNOT dissolve.
- 5What is Solution?When things mix really well, like when salt dissolves in water.
- 6What is The Solute?When you make a solution, the substance that dissolves is known as its solute.
- 7What is the solvent?The substance that dissolves the other one is the solvent.
- 8What is the aqueous solution?An aqueos solution always has water in its solvent.
- 9How can you tell whether a mixture is a solution or not?If it is a solution, then light passes through it easily, allowing you to see through it.
- 10How can you tell that a solution is formed?You can see straight through it.
- 11Define the term filtration?Filtration, Also known as filtering is a widely used method of separating solids from liquids.
- 12When are filters mainly used?They are used in everday lives.
- 13What is centrifuging blood?They are blood and its parts
- 14What is sieve?A sieve is a barrier with holes in it.
- 15What is the magnetic drum?It attracts all the metal to itself so the recycled ones could be recycled.
- 16What does mixtures often separate into?Substances that make them up.
- 17What is decantation?Its a type of gravity separation that lets suspensions of solid or liquids separate naturally.
- 18What is gravity separation?Separating two components from a suspension by using the force of gravity to separate heavier particles to the bottom.
- 19What is filtrate?Liquid that passes through the filter paper.
- 20What is filter?Screen or membrane used in filtration.
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- Flashcards on Chapter 4.1, created by Abdirahman mohamed on 05/06/2017.
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