Science Year 8 Chapter 1.4

Frage	Antworten
Bob	The mass on the end of a pendulum
Controlled variable	The variable kept constant throughout an experiment
Dependent variable	The variable you are measuring; it changes as the independent variable changes
Fair test	When only one variable is changed in an experiment
Independent variable	The variable changed by you; it will probably cause a change in the dependent variable
Pendulum	A mass that swings back and forth
Period	Time taken for pendulum to complete one swing, back and forth
Scientific research	A series of experiments on the one topic
Team	Your practice partners and you
Variables	Factors that may influence an experiment
Data table	The simplest way to organize information is to present it in data tables.
Line graph	Line graphs show relationships between variables.
Bar graph	Bar graphs are often used to compare a set of measurements, amounts, or changes to one another
Pie graph	Show percentage breakdown of a whole are of data
Peer review	The process by which scientists examine other scientists work
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