ACT Science: How to read charts and graphs ACT Prep
First- look at the title to find out what this pie chart shows Area of New York City by Boroughs This will let you know the TYPE of information you’re looking at
Next, you should be able to answer questions about this pie chart. What borough has the largest area? Queens What is the next largest area? Brooklyn
What information is supplied in this chart? Survey of whether or not certain groups think video games How many people said yes How the survey was divided age group wise
What information is NOT supplied in this chart? Why they think this What types of video games they meant Whether the people were male or female At what age the survey stopped teenager, adults, elderly
What information is in this chart? What contributes to Greenhouse Gas Emissions What gases make up greenhouse gas emissions Percentage for each
Reading Charts and Graphs You need to be able to identify the information in the chart You should be able to use the information to explain what is NOT in the chart. What doesn’t it tell you? You should be able to use the information to extrapolate information
Bar Chart What does this chart show? Revenues by year What year had the highest revenue? 2006 What year had the lowest revenue? 2008
Using charts to prove a hypothesis What hypothesis is NOT supported by this graph? Fertilizers make plants grow taller than just water This is not supported because water and Peters appear to affect plants the same
What does this chart prove? The higher the wind, and lower thetemperature, the faster you will get frostbite
Tips Pay attention to color coding, and labels Always read the title, and supplementary information on the chart/graph Think of what the chart tells you, as well as what it does not tell you Be careful of questions that include NOT and EXCEPT
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