Maths Skills 1 (OCR A-Level Biology A): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Multiplying in standard form: do what with powers?
Multiplying in standard form: do what with powers?
Add them together
Dividing in standard form: do what with powers?
Dividing in standard form: do what with powers?
Subtract them
What is a reciprocal?
What is a reciprocal?
1 divided by a number
Are leading zeros significant figures?
Are leading zeros significant figures?
No
Magnification formula
Magnification formula
Image size / actual size
Formula for mean (x̄)
Formula for mean (x̄)
Σx/n (sum of values / number of values)
Percentage change formula
Percentage change formula
(Difference/original) × 100
Area of a circle formula
Area of a circle formula
πr²
Independent variable goes on which axis?
Independent variable goes on which axis?
x-axis
What is uncertainty in measurement?
What is uncertainty in measurement?
Half the smallest graduation