10 Questions
| Total Attempts: 64

Starting to learn about line graphs: Maths and Science meet. . . Year 9

Questions and Answers

- 1.How many of the graphs in this picture are LINE graphs (graphs that have points with lines through them)?
- A.
1

- B.
2

- C.
3

- D.
4

- 2.Select all the statements that are TRUE for line graphs
- A.
Line graphs only ever have ONE line on them

- B.
Line graphs may compare things by having more than one line on them

- C.
Line graphs often (but not always) have time along the bottom axis

- D.
Line graphs always involve something changing over time

- E.
Line graphs MAY include a key (words off to the side that tell us what lines represent)

- 3.Is this statement true or false? "Muffins were the best selling item on every day of the week"
- A.
True

- B.
False

- 4.How many muffins were sold on Sunday?
- A.
6

- B.
23

- C.
15

- D.
We can't tell from this graph

- E.
20

- 5.What does the bottom axis on a graph tell us? (Fact: the bottom axis is called the x-axis)
- A.
What is changing naturally (e.g. time) or changed on purpose by the experimenter

- B.
The results

- C.
What the investigators measured

- D.
The century

- 6.In this graph, how many customers changed from the AT and T to MCI company in 1994?
- A.
4 million

- B.
4

- C.
5

- D.
5 million

- 7.Notice that we don't have to know everything about a graph to be able to talk about it. Tick the statement that is TRUE for this graph.
- A.
We can tell that MCI had 7 million customers in total in 1997

- B.
We can tell that MCI now has more customers than AT and T

- C.
AT and T and MCI have customers; the number of these customers switching to MCI from AT and T has increased over the period from 1992 to 1997

- D.
AT and T and MCI have customers; the number of these customers switching to MCI from AT and T has increased over the period from 1993 to 1996

- 8.The side axis (up and down axis) on a line graph is named after a letter too. The bottom axis is the x-axis and the side axis is called the ....
- A.
Y-axis

- B.
Z-axis

- C.
A-axis

- D.
B-axis

- 9.The Y-axis on this graph is missing a label (short sentence describing what the numbers are for). Choose a good label for this Y-axis
- A.
Day of the week

- B.
Number of food items sold

- C.
Time

- D.
Number of muffins sold