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GCSE Combined Science · key term
A way of writing a number as , where and is an integer.
Used by AQA and Edexcel
Specification 4.1.1.1, 4.1.1.5, 6.4.1.1 · Paper 1, Paper 5
Revise: Eukaryotes and prokaryotesWhen dividing numbers in standard form, divide the numbers in front and subtract the powers. When multiplying, multiply the numbers in front and add the powers. Adjust the result if necessary so that its first number lies between 1 and 10.
A way of writing a positive number as , where and is an integer.
Paper 1, Paper 2, Paper 5, Paper 6
A way of writing a number as , where and is an integer.
Revise: Microscopy, Scale and Investigating CellsStandard form keeps very small or very large numbers manageable.
A way of writing a positive number as , where and is an integer.
In standard form, the first number must be at least 1 but less than 10. For example, write 0.00005 m as m.
Check the requested answer unit and convert your final answer if necessary. In standard form, the first number must be at least 1 but less than 10.
Check that the first number in standard form is at least 1 but less than 10.
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