Cognitive Verbs
Sieving
Magnetic Separation
Filtration and Sedimentation
Evaporation and Distillation
General Science
100
give an expected result of an upcoming action or event; suggest what may happen based on available information
Predict
100
This is a simple method of separation that relies on what characteristic?
Varying sizes of particles
100
This is a means of physical separation that relies on different ______ properties of materials.
Magnetic
100
Where is the residue found when using filtration (see above) as a separation technique?
In the filter paper
100
What is the technique that is used in separating a mixture, usually a solution of a solvent and a soluble solid.
Evaporation
100
What is H2O also known as?
What is water
200
give reasons or evidence to support an answer, response or conclusion; show or prove how an argument, statement or conclusion is right or reasonable
Justify
200
Sieving is a method of using a sieve to distinguish small particles from ?
Larger or bigger particles
200
One disadvantage of magnetic separation is that it is ......
Slow and costly.
200
Filtration is the most common method of separating an insoluble solid from a liquid.
True or false?
True
200
Reclaiming dissolved salt from water would use this type of separation?
Evaporation
200
What is another name for sodium chloride?
What is salt
300
distinguish; locate, recognise and name; establish or indicate who or what someone or something is; provide an answer from a number of possibilities; recognise and state a distinguishing factor or feature
Identify
300
Horizontal or vertical _________ is used when sieving. This is an important part of the process.
Motion.
300
A disadvantage of magnetic separation is that is cannot separate mixtures if they have no ........ properties
Magnetic
300
What is the process that is used to separate a solid from a liquid using a semi-permeable layer
Filtration
300
This process can be used when a mixture contains two or more pure liquids
Distillation
300
What is the name of the table that tells all the elements in the whole universe?
What is the periodic table of elements
400
derive or conclude something from evidence and reasoning, rather than from explicit statements; listen or read beyond what has been literally expressed; imply or hint at
Infer
400
Benefits of sieving are low ______ of operation, accurate and reproducible results. This is what makes it very common in society.
Cost
400
Why is it important that the first roller is not also magnetise?
It would cause issue with materials not flowing along the conveyor belt.
400
What is the process by which heavier impurities present in liquid normally water settle down at the bottom of the container containing the mixture.
Sedimentation
400
Separating two liquids by distillation will not work effectively if ....
The liquids have the same boiling point.
400
What force holds us on the earth
What is gavity
500
make an idea or situation plain or clear by describing it in more detail or revealing relevant facts; give an account; provide additional information
Explain
500
A disadvantage of sieving is is cannot separate two substances that have the same .....
Sized particles.
500
An advantage of magnetic separation is that it can sort objects of different ......
Shapes and sizes (as long as they are magnetic)
500
One disadvantage of sedimentation is that it requires lots of ....
Time
500
Distillation would not work on a mixture that contains no
Liquids
500
A push a pull and a twist are example of what?
What is forces