Measurement in Physics (Junior Cert Science): Flashcards

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Measurement in Physics
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Parallax error

Reading not directly over measurement

Digital caliper purpose

Measure small distances very accurately

Trundle wheel: distance per rotation

11 metre

Area definition

Amount of surface enclosed within its lines

Volume definition

Amount of space an object takes up

How to read meniscus

Bottom of meniscus at eye level

Reliability

Same results when repeating experiment

Accuracy

How close measured value is to actual value

Precision

How close measurements are to each other

Overflow can use

Find volume of irregular objects by water displacement

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