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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 108 km and a drainage area of 27 km². Calculate its drainage density in km/km².
108 km · 27 km² · River basin drainage density
2. A river basin has a total stream length of 280 km and a drainage area of 35 km². Calculate its drainage density in km/km².
280 km · 35 km² · River basin drainage density
3. A river basin has a total stream length of 252 km and a drainage area of 42 km². Calculate its drainage density in km/km².
252 km · 42 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 210 km and a drainage area of 30 km². Calculate its drainage density in km/km².
210 km · 30 km² · River basin drainage density
6. A river basin has a total stream length of 76 km and a drainage area of 19 km². Calculate its drainage density in km/km².
76 km · 19 km² · River basin drainage density
7. A river basin has a total stream length of 203 km and a drainage area of 29 km². Calculate its drainage density in km/km².
203 km · 29 km² · River basin drainage density
8. A river basin has a total stream length of 80 km and a drainage area of 16 km². Calculate its drainage density in km/km².
80 km · 16 km² · River basin drainage density
9. A river basin has a total stream length of 240 km and a drainage area of 48 km². Calculate its drainage density in km/km².
240 km · 48 km² · River basin drainage density
10. A river basin has a total stream length of 84 km and a drainage area of 12 km². Calculate its drainage density in km/km².
84 km · 12 km² · River basin drainage density
11. A river basin has a total stream length of 38 km and a drainage area of 19 km². Calculate its drainage density in km/km².
38 km · 19 km² · River basin drainage density
12. A river basin has a total stream length of 140 km and a drainage area of 20 km². Calculate its drainage density in km/km².
140 km · 20 km² · River basin drainage density

12 questions · Seed 59 · 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 108 km and a drainage area of 27 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 27 = 4 km/km².
2. A river basin has a total stream length of 280 km and a drainage area of 35 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 280 ÷ 35 = 8 km/km².
3. A river basin has a total stream length of 252 km and a drainage area of 42 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 252 ÷ 42 = 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 210 km and a drainage area of 30 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 210 ÷ 30 = 7 km/km².
6. A river basin has a total stream length of 76 km and a drainage area of 19 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 76 ÷ 19 = 4 km/km².
7. A river basin has a total stream length of 203 km and a drainage area of 29 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 203 ÷ 29 = 7 km/km².
8. A river basin has a total stream length of 80 km and a drainage area of 16 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 80 ÷ 16 = 5 km/km².
9. A river basin has a total stream length of 240 km and a drainage area of 48 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 240 ÷ 48 = 5 km/km².
10. A river basin has a total stream length of 84 km and a drainage area of 12 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 84 ÷ 12 = 7 km/km².
11. A river basin has a total stream length of 38 km and a drainage area of 19 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 38 ÷ 19 = 2 km/km².
12. A river basin has a total stream length of 140 km and a drainage area of 20 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 140 ÷ 20 = 7 km/km².

12 questions · Seed 59 · 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 108 km and a drainage area of 27 km². Calculate its drainage density in km/km².
108 km · 27 km² · River basin drainage density
2. A river basin has a total stream length of 280 km and a drainage area of 35 km². Calculate its drainage density in km/km².
280 km · 35 km² · River basin drainage density
3. A river basin has a total stream length of 252 km and a drainage area of 42 km². Calculate its drainage density in km/km².
252 km · 42 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 210 km and a drainage area of 30 km². Calculate its drainage density in km/km².
210 km · 30 km² · River basin drainage density
6. A river basin has a total stream length of 76 km and a drainage area of 19 km². Calculate its drainage density in km/km².
76 km · 19 km² · River basin drainage density
7. A river basin has a total stream length of 203 km and a drainage area of 29 km². Calculate its drainage density in km/km².
203 km · 29 km² · River basin drainage density
8. A river basin has a total stream length of 80 km and a drainage area of 16 km². Calculate its drainage density in km/km².
80 km · 16 km² · River basin drainage density
9. A river basin has a total stream length of 240 km and a drainage area of 48 km². Calculate its drainage density in km/km².
240 km · 48 km² · River basin drainage density
10. A river basin has a total stream length of 84 km and a drainage area of 12 km². Calculate its drainage density in km/km².
84 km · 12 km² · River basin drainage density
11. A river basin has a total stream length of 38 km and a drainage area of 19 km². Calculate its drainage density in km/km².
38 km · 19 km² · River basin drainage density
12. A river basin has a total stream length of 140 km and a drainage area of 20 km². Calculate its drainage density in km/km².
140 km · 20 km² · River basin drainage density

12 questions · Seed 59 · 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 108 km and a drainage area of 27 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 108 ÷ 27 = 4 km/km².
2. A river basin has a total stream length of 280 km and a drainage area of 35 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 280 ÷ 35 = 8 km/km².
3. A river basin has a total stream length of 252 km and a drainage area of 42 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 252 ÷ 42 = 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 210 km and a drainage area of 30 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 210 ÷ 30 = 7 km/km².
6. A river basin has a total stream length of 76 km and a drainage area of 19 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 76 ÷ 19 = 4 km/km².
7. A river basin has a total stream length of 203 km and a drainage area of 29 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 203 ÷ 29 = 7 km/km².
8. A river basin has a total stream length of 80 km and a drainage area of 16 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 80 ÷ 16 = 5 km/km².
9. A river basin has a total stream length of 240 km and a drainage area of 48 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 240 ÷ 48 = 5 km/km².
10. A river basin has a total stream length of 84 km and a drainage area of 12 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 84 ÷ 12 = 7 km/km².
11. A river basin has a total stream length of 38 km and a drainage area of 19 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 38 ÷ 19 = 2 km/km².
12. A river basin has a total stream length of 140 km and a drainage area of 20 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 140 ÷ 20 = 7 km/km².

12 questions · Seed 59 · Age guidance, not curriculum certification