Measurement and Units (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a physical quantity?
What is a physical quantity?
Any property of matter that can be measured
What does the ability to measure quantities allow physicists to do?
What does the ability to measure quantities allow physicists to do?
Make accurate predictions and test theories
What does measuring mean in physics?
What does measuring mean in physics?
Comparing a quantity with a standard unit
What is a unit?
What is a unit?
A standard amount used for comparison
What is the magnitude of a measurement?
What is the magnitude of a measurement?
A number multiplied by a unit
When was the International System of Units agreed upon?
When was the International System of Units agreed upon?
1960
What is an SI unit?
What is an SI unit?
A unit from the International System
What is the SI unit for time?
What is the SI unit for time?
second
What is the SI unit for force?
What is the SI unit for force?
newton
What is the SI unit for resistance?
What is the SI unit for resistance?
ohm
If a wire is 12 metres long, what does this mean?
If a wire is 12 metres long, what does this mean?
The wire is 12 times longer than a metre
What is the SI unit for displacement?
What is the SI unit for displacement?
metre