Bar Graphs

Front

What is a bar graph?

Back

A bar graph is a visual way to show information using bars of different heights or lengths to represent numbers.

Front

How do you read a bar graph?

Back

You look at the height of the bars to see how many items each category has.

Front

What does each bar in a bar graph represent?

Back

Each bar represents a different category or group.

Front

What is the purpose of a bar graph?

Back

The purpose of a bar graph is to compare different groups or categories.

Front

How can you find the total number of items in a bar graph?

Back

You add up the heights of all the bars.

Front

What does it mean if one bar is taller than another in a bar graph?

Back

It means that the category represented by the taller bar has more items than the shorter bar.

Front

What is the x-axis in a bar graph?

Back

The x-axis is the horizontal line that shows the categories being compared.

Front

What is the y-axis in a bar graph?

Back

The y-axis is the vertical line that shows the numbers or values.

Front

How do you find out how many more items one category has than another?

Back

You subtract the height of the shorter bar from the height of the taller bar.

Front

What is a category in a bar graph?

Back

A category is a group or type of item that is being compared.