Question 1
A group of students collected data to investigate changes at six sites along a river channel.
Describe one fieldwork method that could have been used by the students to measure river depth.
(2)
Explain one disadvantage of using this fieldwork method.
(2)
The students measured the river depth at each site and presented this data on a scatter graph.
Study Figure 1a below.
A scatter graph to show the relationship between river depth and distance from source
Complete Figure 1a by plotting the data below.
| Distance from source (m) | Depth (m) |
| 100 | 0.60 |
| 200 | 0.50 |
(2)
Study Figure 1b in the Resource Booklet.
Calculate the mean width of the river.
Give your answer to one decimal place.
You must show your working in the space below.
(2)
Identify the two correct statements about the river data in Figure 1b.
(2)
You have studied a river as part of your geographical investigation.
Evaluate the following statement about your fieldwork.
Title of your geographical investigation
(8)