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Bar Graphs PowerPoint Presentation

Bar Graphs

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Bar Graphs

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  1. Bar Graphs

  2. WHY WE USE BAR GRAPHS????? • Bar graphs are used to organize data. • They show how something changes over time or to compare items. • There are two main types. • 1. Horizontal Bar Graphs. • 2. Vertical Bar Graphs.

  3. Titles!!! • All graphs must have a title. • They usually go at the top. • Titles tell us what the graph is about. • Example. How Long Can Animals Hold Their Breath?

  4. X Axis. • X axis is always horizontal. • Has numbers for time periods or for what is being measured. • Example. Number of Minutes.

  5. Y Axis. • Y axis is always vertical. • It has numbers for the amount of stuff being measured. • Example = Types of Animals