Glossary

Reset Glossary
polar

Subject: 

  • Physical Sciences

the electrons in a bond between two atoms will be displaced towards the more electronegative atom.

Related Terms: 

electron
electronegativity

Related Content

dative covalent bond
Subject:
Physical Sciences

(also called coordinate bond) one atom contributes both electrons (or a lone pair of electrons)...

covalent network
Subject:
Physical Sciences

a solid network of atoms making up a large crystal with covalent bonds between the atoms.

heat of reaction
Subject:
Physical Sciences

the difference between the energy absorbed to break bonds and the energy transferred to the...

mass-volume calculations
Subject:
Physical Sciences

calculating the volume of a product when the mass of a reactant or product is given.

non-magnetic
Subject:
Physical Sciences

not capable of being magnetised and not attracted to metals.

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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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Be calm and supportive on the morning of the test or exam. Leave any difficult conversations for another time.

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On the afternoon before the exam, get your child to review her notes and summaries, especially for sections of work where she is less confident.

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On the morning of the exam, get your child to go over his formulae sheets to remind him of key information.

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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.

[ more ]

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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Go to bed early the night before tests and exams so that you can wake up in time to quickly read through the sections you are worried about.

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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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