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: Time is always plotted on the [[x-axis]].
: The [[variable]] that is being counted or measured goes on the [[y-axis]].
===Plotting a Line Graph===
===Note to Teachers===
Students enter KS3 generally very good at plotting '''line graphs'''. However, these graphs of rarely used in science and are frequently confused with [[Scatter Graph|scatter graphs]] which are far more widely used and useful in KS3, KS4 and KS5.
==Key Stage 3==
===Meaning===
A '''line graph''' is a [[graph]] in which the points are joined with straight lines.
===About Line Graphs===
: '''Line graphs''' are used to show changes over time.
: '''Line graphs''' use x's to plot points on the [[graph]].
: Time is always plotted on the [[x-axis]].
: The [[variable]] that is being counted or [[measure]]d goes on the [[y-axis]].