Chemical Measurements (OCR GCSE Chemistry A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
8 questions from this quiz
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Practise the questions
8 questions from this quiz
What is always present in chemical measurements?
What is always present in chemical measurements?
Uncertainty
How do more precise instruments affect measurements?
How do more precise instruments affect measurements?
They make them more accurate
What do more precise instruments have?
What do more precise instruments have?
Smaller units of measurement
How can uncertainty in measurements be reduced?
How can uncertainty in measurements be reduced?
Take multiple measurements and average
Why does averaging multiple measurements help?
Why does averaging multiple measurements help?
It balances out small errors
What affects how accurate a measurement is?
What affects how accurate a measurement is?
The precision of the instrument
A cylinder measures cm³. What might it actually be?
A cylinder measures cm³. What might it actually be?
cm³ or cm³
What is the purpose of taking multiple measurements?
What is the purpose of taking multiple measurements?
To reduce uncertainty