Reading 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

What do the bars in a bar graph represent?

Back

The bars represent quantities or values of different categories.

Front

How do you read a bar graph?

Back

You look at the height or length of the bars to understand how much each category has.

Front

What is the title of a bar graph?

Back

The title tells you what the bar graph is about.

Front

What do the labels on the x-axis and y-axis represent?

Back

The x-axis usually shows the categories, and the y-axis shows the values or quantities.

Front

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

Back

You add up the values represented by all the bars.

Front

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

Back

It means that the category represented by the taller bar has a greater quantity.

Front

How can you compare two categories in a bar graph?

Back

You can compare the heights of the bars for those categories.

Front

What is the difference between a bar graph and a line graph?

Back

A bar graph uses bars to show quantities, while a line graph uses points connected by lines to show trends over time.

Front

What does it mean if a bar graph has no bars for a category?

Back

It means that there are zero items in that category.