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River basin drainage density

Divide total stream length (km) by catchment area (km²) to calculate river basin drainage density. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 13-15

River basin drainage density

Take your time. Show your thinking.

1. A river basin has a total stream length of 160 km and a drainage area of 20 km². Calculate its drainage density in km/km².
160 km · 20 km² · River basin drainage density
2. A river basin has a total stream length of 125 km and a drainage area of 25 km². Calculate its drainage density in km/km².
125 km · 25 km² · River basin drainage density
3. A river basin has a total stream length of 54 km and a drainage area of 9 km². Calculate its drainage density in km/km².
54 km · 9 km² · River basin drainage density
4. A river basin has a total stream length of 136 km and a drainage area of 17 km². Calculate its drainage density in km/km².
136 km · 17 km² · River basin drainage density
5. A river basin has a total stream length of 18 km and a drainage area of 6 km². Calculate its drainage density in km/km².
18 km · 6 km² · River basin drainage density
6. A river basin has a total stream length of 57 km and a drainage area of 19 km². Calculate its drainage density in km/km².
57 km · 19 km² · River basin drainage density
7. A river basin has a total stream length of 90 km and a drainage area of 30 km². Calculate its drainage density in km/km².
90 km · 30 km² · River basin drainage density
8. A river basin has a total stream length of 108 km and a drainage area of 18 km². Calculate its drainage density in km/km².
108 km · 18 km² · River basin drainage density
9. A river basin has a total stream length of 115 km and a drainage area of 23 km². Calculate its drainage density in km/km².
115 km · 23 km² · River basin drainage density
10. A river basin has a total stream length of 128 km and a drainage area of 16 km². Calculate its drainage density in km/km².
128 km · 16 km² · River basin drainage density
11. A river basin has a total stream length of 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
287 km · 41 km² · River basin drainage density
12. A river basin has a total stream length of 352 km and a drainage area of 44 km². Calculate its drainage density in km/km².
352 km · 44 km² · River basin drainage density

12 questions · Seed 104729 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

River basin drainage density

Answers and reasoning. Review before teaching.

1. A river basin has a total stream length of 160 km and a drainage area of 20 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 160 ÷ 20 = 8 km/km².
2. A river basin has a total stream length of 125 km and a drainage area of 25 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 125 ÷ 25 = 5 km/km².
3. A river basin has a total stream length of 54 km and a drainage area of 9 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 54 ÷ 9 = 6 km/km².
4. A river basin has a total stream length of 136 km and a drainage area of 17 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 136 ÷ 17 = 8 km/km².
5. A river basin has a total stream length of 18 km and a drainage area of 6 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 18 ÷ 6 = 3 km/km².
6. A river basin has a total stream length of 57 km and a drainage area of 19 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 57 ÷ 19 = 3 km/km².
7. A river basin has a total stream length of 90 km and a drainage area of 30 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 90 ÷ 30 = 3 km/km².
8. A river basin has a total stream length of 108 km and a drainage area of 18 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 18 = 6 km/km².
9. A river basin has a total stream length of 115 km and a drainage area of 23 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 115 ÷ 23 = 5 km/km².
10. A river basin has a total stream length of 128 km and a drainage area of 16 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 128 ÷ 16 = 8 km/km².
11. A river basin has a total stream length of 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 287 ÷ 41 = 7 km/km².
12. A river basin has a total stream length of 352 km and a drainage area of 44 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 352 ÷ 44 = 8 km/km².

12 questions · Seed 104729 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

River basin drainage density

Take your time. Show your thinking.

1. A river basin has a total stream length of 160 km and a drainage area of 20 km². Calculate its drainage density in km/km².
160 km · 20 km² · River basin drainage density
2. A river basin has a total stream length of 125 km and a drainage area of 25 km². Calculate its drainage density in km/km².
125 km · 25 km² · River basin drainage density
3. A river basin has a total stream length of 54 km and a drainage area of 9 km². Calculate its drainage density in km/km².
54 km · 9 km² · River basin drainage density
4. A river basin has a total stream length of 136 km and a drainage area of 17 km². Calculate its drainage density in km/km².
136 km · 17 km² · River basin drainage density
5. A river basin has a total stream length of 18 km and a drainage area of 6 km². Calculate its drainage density in km/km².
18 km · 6 km² · River basin drainage density
6. A river basin has a total stream length of 57 km and a drainage area of 19 km². Calculate its drainage density in km/km².
57 km · 19 km² · River basin drainage density
7. A river basin has a total stream length of 90 km and a drainage area of 30 km². Calculate its drainage density in km/km².
90 km · 30 km² · River basin drainage density
8. A river basin has a total stream length of 108 km and a drainage area of 18 km². Calculate its drainage density in km/km².
108 km · 18 km² · River basin drainage density
9. A river basin has a total stream length of 115 km and a drainage area of 23 km². Calculate its drainage density in km/km².
115 km · 23 km² · River basin drainage density
10. A river basin has a total stream length of 128 km and a drainage area of 16 km². Calculate its drainage density in km/km².
128 km · 16 km² · River basin drainage density
11. A river basin has a total stream length of 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
287 km · 41 km² · River basin drainage density
12. A river basin has a total stream length of 352 km and a drainage area of 44 km². Calculate its drainage density in km/km².
352 km · 44 km² · River basin drainage density

12 questions · Seed 104729 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

River basin drainage density

Answers and reasoning. Review before teaching.

1. A river basin has a total stream length of 160 km and a drainage area of 20 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 160 ÷ 20 = 8 km/km².
2. A river basin has a total stream length of 125 km and a drainage area of 25 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 125 ÷ 25 = 5 km/km².
3. A river basin has a total stream length of 54 km and a drainage area of 9 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 54 ÷ 9 = 6 km/km².
4. A river basin has a total stream length of 136 km and a drainage area of 17 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 136 ÷ 17 = 8 km/km².
5. A river basin has a total stream length of 18 km and a drainage area of 6 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 18 ÷ 6 = 3 km/km².
6. A river basin has a total stream length of 57 km and a drainage area of 19 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 57 ÷ 19 = 3 km/km².
7. A river basin has a total stream length of 90 km and a drainage area of 30 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 90 ÷ 30 = 3 km/km².
8. A river basin has a total stream length of 108 km and a drainage area of 18 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 18 = 6 km/km².
9. A river basin has a total stream length of 115 km and a drainage area of 23 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 115 ÷ 23 = 5 km/km².
10. A river basin has a total stream length of 128 km and a drainage area of 16 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 128 ÷ 16 = 8 km/km².
11. A river basin has a total stream length of 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 287 ÷ 41 = 7 km/km².
12. A river basin has a total stream length of 352 km and a drainage area of 44 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 352 ÷ 44 = 8 km/km².

12 questions · Seed 104729 · Age guidance, not curriculum certification