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Most IGCSE subjects offer a choice of tiered examinations: Core or Extended papers (in Cambridge International), and Foundation or Higher papers (in Edexcel). This is designed to make IGCSE suitable for students with varying levels of ability. In some subjects, IGCSE can be taken with or without coursework.
A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.
OCR delivers GCSE and A Level examinations in the United Kingdom whereas for other countries Cambridge Assessment operates the examination board Cambridge Assessment International Education. [4] An important distinction between the two is that OCR qualifications must comply with UK government regulations set by Ofqual while Cambridge ...
This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.
When biology, chemistry and physics are taken as separate GCSE subjects the tiers can be mixed. So for instance, a student could take say, biology at higher tier, but chemistry at foundation tier. By contrast, tiers cannot be mixed in combined science (that is, all constituent parts must be taken at the same tier).
"Why do they make these hard to find?" one lamented in response, while the poster agreed that "the packaging doesn't help." Related: Kit Kat's First Ever Holiday-Shaped Candy Is Here and Fans Say ...
Every year, celebrities try to capitalize on the holiday season by releasing festive music. Singers like Mariah Carey, Ariana Grande, and Michael Bublé managed to perfect the cheesy art form ...
Recent research reveals that caffeine has health benefits for most moderate coffee drinkers. Here are the pros and cons of drinking certain coffees, with expert insights and advice.