How can we separate river water into separate substances?
In this lesson, we will plan and evaluate a method to separate soil and gravel from river water.
How can we separate river water into separate substances?
In this lesson, we will plan and evaluate a method to separate soil and gravel from river water.
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Lesson details
Key learning points
- Separate substances in river water
- Evaluate the method for separating substances in river water
- Suggest how an environmental scientist could check the water quality in a river
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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6 Questions
Q1.
A soluble solid dissolves in water.
False
Q2.
The solid that dissolves in a liquid is called...
A formulation.
A solution.
A solvent.
Q3.
The liquid a solid dissolves in is called...
A formulation.
A solute.
A solution.
Q4.
Salt is an example of...
A formulation.
A solvent.
An insoluble solid.
Q5.
Sand is an example of...
A formulation.
A soluble solid.
A solvent.
Q6.
Which two processes are required to separate salt, sand and water?
A magnet and filtering.
Sieving and evaporation.
Sieving and filtering.
5 Questions
Q1.
An insoluble solid can be dissolved in water.
True
Q2.
Which separating technique is used to separate a soluble solid from a liquid?
Filtration
Magnets
Sieving
Q3.
Which separating techniques are used to separate an insoluble solid from a liquid? Pick two answers.
Evaporation
Magnets
Q4.
Why can soil and stones be separated using sieving?
One of the substances has a higher boiling point.
One of the substances is magnetic.
Soil and stones cannot be separated by sieving.
Q5.
What type of word do you start an instruction with?
A fronted adverbial.
A noun.
An adjective.