On MyOn read the following:

After reading the story, answer these questions:
  1. What is a graph?
  2. What is a pictograph?
  3. What is a tally chart?
  4. What does compare mean?
  5. What are the axis on a graph?
  6. Which is the x axis and which is the y axis?
  7. What does the title of a graph tell about the graph?
  8. What is another name for a circle graph?
  9. What does the key of a graph tell about the graph?
  10. What is a poll?
How do you know which type of graph to make?
  1. What is the purpose of a line graph?
  2. What is the purpose of a pie chart?
  3. What is the purpose of a pictograph or bar chart?
  4. What is the purpose of a tally chart?

Write a description of the data you are collecting for your science fair topic. What type of graph will you create. Explain why you will use that type of graph.

1. A graph tells about how much there is or how many there are of something.
2. A pictograph is a graph that uses pictures to show how many there are of something.
3. A tally is a mark made to keep track of a score or record.
4. Compare means to judge one thing against another and note similarities or differences.
5. An axis is a line at the side or bottom of a graph.
6. X axis is the left side of the graph and the y axis is the bottom of the graph
7. A title of a graph is like a secret clue.
8. Another name for a circle graph is a pie chart
9. Tells what each color stands for.
10. A poll is a survey of options.

1. Line graphs show changes over time
2. Pie chart show differences within a whole group.
3. Pictograph or bar chart compare amounts of things.
4. Tally charts count things as they happen.

The data that I am collecting is the heart rate before the game and after the game. I am letting the people that I am testing play the game for three minutes. The graph that I am going to be using is a Pictograph or Bar graph. I wanted to use this graph because it would show the different types of the heart rate.