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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 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
287 km · 41 km² · River basin drainage density
2. A river basin has a total stream length of 62 km and a drainage area of 31 km². Calculate its drainage density in km/km².
62 km · 31 km² · River basin drainage density
3. A river basin has a total stream length of 40 km and a drainage area of 5 km². Calculate its drainage density in km/km².
40 km · 5 km² · River basin drainage density
4. A river basin has a total stream length of 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
48 km · 12 km² · River basin drainage density
5. A river basin has a total stream length of 108 km and a drainage area of 36 km². Calculate its drainage density in km/km².
108 km · 36 km² · River basin drainage density
6. 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
7. A river basin has a total stream length of 315 km and a drainage area of 45 km². Calculate its drainage density in km/km².
315 km · 45 km² · River basin drainage density
8. A river basin has a total stream length of 52 km and a drainage area of 26 km². Calculate its drainage density in km/km².
52 km · 26 km² · River basin drainage density
9. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
170 km · 34 km² · River basin drainage density
10. A river basin has a total stream length of 88 km and a drainage area of 11 km². Calculate its drainage density in km/km².
88 km · 11 km² · River basin drainage density
11. A river basin has a total stream length of 70 km and a drainage area of 14 km². Calculate its drainage density in km/km².
70 km · 14 km² · River basin drainage density
12. A river basin has a total stream length of 162 km and a drainage area of 27 km². Calculate its drainage density in km/km².
162 km · 27 km² · River basin drainage density

12 questions · Seed 51 · Age guidance, not curriculum certification

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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 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.
2. A river basin has a total stream length of 62 km and a drainage area of 31 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 62 ÷ 31 = 2 km/km².
3. A river basin has a total stream length of 40 km and a drainage area of 5 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 40 ÷ 5 = 8 km/km².
4. A river basin has a total stream length of 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 48 ÷ 12 = 4 km/km².
5. A river basin has a total stream length of 108 km and a drainage area of 36 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 36 = 3 km/km².
6. 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.
7. A river basin has a total stream length of 315 km and a drainage area of 45 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 315 ÷ 45 = 7 km/km².
8. A river basin has a total stream length of 52 km and a drainage area of 26 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 52 ÷ 26 = 2 km/km².
9. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 170 ÷ 34 = 5 km/km².
10. A river basin has a total stream length of 88 km and a drainage area of 11 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 88 ÷ 11 = 8 km/km².
11. A river basin has a total stream length of 70 km and a drainage area of 14 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 70 ÷ 14 = 5 km/km².
12. A river basin has a total stream length of 162 km and a drainage area of 27 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 162 ÷ 27 = 6 km/km².

12 questions · Seed 51 · 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 287 km and a drainage area of 41 km². Calculate its drainage density in km/km².
287 km · 41 km² · River basin drainage density
2. A river basin has a total stream length of 62 km and a drainage area of 31 km². Calculate its drainage density in km/km².
62 km · 31 km² · River basin drainage density
3. A river basin has a total stream length of 40 km and a drainage area of 5 km². Calculate its drainage density in km/km².
40 km · 5 km² · River basin drainage density
4. A river basin has a total stream length of 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
48 km · 12 km² · River basin drainage density
5. A river basin has a total stream length of 108 km and a drainage area of 36 km². Calculate its drainage density in km/km².
108 km · 36 km² · River basin drainage density
6. 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
7. A river basin has a total stream length of 315 km and a drainage area of 45 km². Calculate its drainage density in km/km².
315 km · 45 km² · River basin drainage density
8. A river basin has a total stream length of 52 km and a drainage area of 26 km². Calculate its drainage density in km/km².
52 km · 26 km² · River basin drainage density
9. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
170 km · 34 km² · River basin drainage density
10. A river basin has a total stream length of 88 km and a drainage area of 11 km². Calculate its drainage density in km/km².
88 km · 11 km² · River basin drainage density
11. A river basin has a total stream length of 70 km and a drainage area of 14 km². Calculate its drainage density in km/km².
70 km · 14 km² · River basin drainage density
12. A river basin has a total stream length of 162 km and a drainage area of 27 km². Calculate its drainage density in km/km².
162 km · 27 km² · River basin drainage density

12 questions · Seed 51 · 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 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.
2. A river basin has a total stream length of 62 km and a drainage area of 31 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 62 ÷ 31 = 2 km/km².
3. A river basin has a total stream length of 40 km and a drainage area of 5 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 40 ÷ 5 = 8 km/km².
4. A river basin has a total stream length of 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 48 ÷ 12 = 4 km/km².
5. A river basin has a total stream length of 108 km and a drainage area of 36 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 36 = 3 km/km².
6. 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.
7. A river basin has a total stream length of 315 km and a drainage area of 45 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 315 ÷ 45 = 7 km/km².
8. A river basin has a total stream length of 52 km and a drainage area of 26 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 52 ÷ 26 = 2 km/km².
9. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 170 ÷ 34 = 5 km/km².
10. A river basin has a total stream length of 88 km and a drainage area of 11 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 88 ÷ 11 = 8 km/km².
11. A river basin has a total stream length of 70 km and a drainage area of 14 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 70 ÷ 14 = 5 km/km².
12. A river basin has a total stream length of 162 km and a drainage area of 27 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 162 ÷ 27 = 6 km/km².

12 questions · Seed 51 · Age guidance, not curriculum certification