Definitions

Question 1

Resolution

Answer 1

The smallest change in the quantity being measured (input) of a measuring instrument that gives a perceptible change in the reading

Question 2

Uncertainty

Answer 2

The interval within which the true value can be expected to lie

Question 3

Variable

Answer 3

Physical, chemical or biological quantities of characteristics

Question 4

Control variable

Answer 4

A variable that is e[pt constant during an experiment

Question 5

Dependant variable

Answer 5

A variable that is measured as the outcome of an experiment

Question 6

Accurate

Answer 6

a measurement that is close to the true value

Question 7

Data

Answer 7

Information, in any form, that has been collected

Question 8

Precise

Answer 8

Measurements where repeated measurements show very little spread

Question 9

Prediction

Answer 9

A statement suggesting what may happen in the future

Question 10

Range

Answer 10

The spread if data showing the maximum and minimum values of that data

Question 11

Repeatable

Answer 11

An experiment that gives the same results hen the same experimenter uses the same ethos and equipment

Question 12

Reproducible

Answer 12

An experiment that gives the same results when a different person carries it out or a different set of equipment of technique is used