Tuesday, March 6, 2012

Carbon Dioxide and Temperature Graph


    1. What is the horizontal axis showing, and what is the range of values? It's showing how many years the graph is covering.
    2.   The right.
    3. What is the vertical axis showing, what are the units, and what is the range of values? The amount that the temperature has changed.
    4. The graph was created from data that was gathered.  Does the web page state where the data came from? No.