Glossary

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allotropy

Subject: 

  • Physical Sciences

(also called allotropism) the property of some chemical elements to exist in two or more different structural forms of the same element, for example diamonds and graphite are allotropes of carbon.

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distillation
Subject:
Physical Sciences

a method of separating mixtures based on differences in their boiling points.

limiting reactant
Subject:
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the reactant that is completely consumed and determines how much product can be formed.

hydrocarbon
Subject:
Physical Sciences

a compound of hydrogen and carbon only.

Kelvin scale
Subject:
Physical Sciences

a temperature scale with zero at absolute zero 0 K = 273 0C.

synthesis gas
Subject:
Physical Sciences

the mixture, CO(g) + H2(g)

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Exam practice is essential. Make sure your students have access to practice exam papers for the subjects they take. Make sure the exam papers relate to the correct version of the curriculum.

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Remind your students that studying should be active. They should be making notes, working through examples, doing practice exam papers and testing themselves on the sections they are studying.

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Formulae sheets or key concept sheets are useful for quick revision. Make some sheets your students can stick on a wall or at the back of their books. The more they look at the formulae and key...

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Different study methods work for different students. Encourage your learners to find out what works for them so you can support them.

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Many subjects require students to know work from the previous grades. Make sure your child has access to a good reference book that contains the concepts they need to refer back to.

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Once your teenager has completed practise exam papers, go over the areas where they struggle. Get a study guide to help you and your student if you need help with a particular section.

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Exam practice is essential. Make sure your student has access to practice exam papers for the subjects they take. Make sure the exam papers relate to the correct version of the curriculum.

[ more ]

Studying should be active. Your child should be making notes, working through examples, doing practice exam papers and testing herself on the sections she is studying.

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Formulae sheets or key concept sheets are useful for quick revision. Get your teenager to stick them on the wall in their room. The more they look at the formulae and key concepts, the more likely...

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Different study methods work for different students. Find out what works for your child so you understand how you can support him or her.

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When you are writing an exam, first write down all the formulae or important facts you are worried about forgetting.

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Study for 30 to 45 minutes at a time and then take a break – otherwise you won’t concentrate as well.

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