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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 117 km and a drainage area of 39 km². Calculate its drainage density in km/km².
117 km · 39 km² · River basin drainage density
2. A river basin has a total stream length of 240 km and a drainage area of 40 km². Calculate its drainage density in km/km².
240 km · 40 km² · River basin drainage density
3. A river basin has a total stream length of 50 km and a drainage area of 25 km². Calculate its drainage density in km/km².
50 km · 25 km² · River basin drainage density
4. A river basin has a total stream length of 70 km and a drainage area of 35 km². Calculate its drainage density in km/km².
70 km · 35 km² · River basin drainage density
5. A river basin has a total stream length of 200 km and a drainage area of 40 km². Calculate its drainage density in km/km².
200 km · 40 km² · River basin drainage density
6. A river basin has a total stream length of 344 km and a drainage area of 43 km². Calculate its drainage density in km/km².
344 km · 43 km² · River basin drainage density
7. A river basin has a total stream length of 60 km and a drainage area of 30 km². Calculate its drainage density in km/km².
60 km · 30 km² · River basin drainage density
8. A river basin has a total stream length of 92 km and a drainage area of 46 km². Calculate its drainage density in km/km².
92 km · 46 km² · River basin drainage density
9. A river basin has a total stream length of 343 km and a drainage area of 49 km². Calculate its drainage density in km/km².
343 km · 49 km² · River basin drainage density
10. A river basin has a total stream length of 88 km and a drainage area of 44 km². Calculate its drainage density in km/km².
88 km · 44 km² · River basin drainage density
11. 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
12. A river basin has a total stream length of 78 km and a drainage area of 13 km². Calculate its drainage density in km/km².
78 km · 13 km² · River basin drainage density

12 questions · Seed 54 · 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 117 km and a drainage area of 39 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 117 ÷ 39 = 3 km/km².
2. A river basin has a total stream length of 240 km and a drainage area of 40 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 240 ÷ 40 = 6 km/km².
3. A river basin has a total stream length of 50 km and a drainage area of 25 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 50 ÷ 25 = 2 km/km².
4. A river basin has a total stream length of 70 km and a drainage area of 35 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 70 ÷ 35 = 2 km/km².
5. A river basin has a total stream length of 200 km and a drainage area of 40 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 200 ÷ 40 = 5 km/km².
6. A river basin has a total stream length of 344 km and a drainage area of 43 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 344 ÷ 43 = 8 km/km².
7. A river basin has a total stream length of 60 km and a drainage area of 30 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 60 ÷ 30 = 2 km/km².
8. A river basin has a total stream length of 92 km and a drainage area of 46 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 92 ÷ 46 = 2 km/km².
9. A river basin has a total stream length of 343 km and a drainage area of 49 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 343 ÷ 49 = 7 km/km².
10. A river basin has a total stream length of 88 km and a drainage area of 44 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 88 ÷ 44 = 2 km/km².
11. 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.
12. A river basin has a total stream length of 78 km and a drainage area of 13 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 78 ÷ 13 = 6 km/km².

12 questions · Seed 54 · 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 117 km and a drainage area of 39 km². Calculate its drainage density in km/km².
117 km · 39 km² · River basin drainage density
2. A river basin has a total stream length of 240 km and a drainage area of 40 km². Calculate its drainage density in km/km².
240 km · 40 km² · River basin drainage density
3. A river basin has a total stream length of 50 km and a drainage area of 25 km². Calculate its drainage density in km/km².
50 km · 25 km² · River basin drainage density
4. A river basin has a total stream length of 70 km and a drainage area of 35 km². Calculate its drainage density in km/km².
70 km · 35 km² · River basin drainage density
5. A river basin has a total stream length of 200 km and a drainage area of 40 km². Calculate its drainage density in km/km².
200 km · 40 km² · River basin drainage density
6. A river basin has a total stream length of 344 km and a drainage area of 43 km². Calculate its drainage density in km/km².
344 km · 43 km² · River basin drainage density
7. A river basin has a total stream length of 60 km and a drainage area of 30 km². Calculate its drainage density in km/km².
60 km · 30 km² · River basin drainage density
8. A river basin has a total stream length of 92 km and a drainage area of 46 km². Calculate its drainage density in km/km².
92 km · 46 km² · River basin drainage density
9. A river basin has a total stream length of 343 km and a drainage area of 49 km². Calculate its drainage density in km/km².
343 km · 49 km² · River basin drainage density
10. A river basin has a total stream length of 88 km and a drainage area of 44 km². Calculate its drainage density in km/km².
88 km · 44 km² · River basin drainage density
11. 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
12. A river basin has a total stream length of 78 km and a drainage area of 13 km². Calculate its drainage density in km/km².
78 km · 13 km² · River basin drainage density

12 questions · Seed 54 · 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 117 km and a drainage area of 39 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 117 ÷ 39 = 3 km/km².
2. A river basin has a total stream length of 240 km and a drainage area of 40 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 240 ÷ 40 = 6 km/km².
3. A river basin has a total stream length of 50 km and a drainage area of 25 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 50 ÷ 25 = 2 km/km².
4. A river basin has a total stream length of 70 km and a drainage area of 35 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 70 ÷ 35 = 2 km/km².
5. A river basin has a total stream length of 200 km and a drainage area of 40 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 200 ÷ 40 = 5 km/km².
6. A river basin has a total stream length of 344 km and a drainage area of 43 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 344 ÷ 43 = 8 km/km².
7. A river basin has a total stream length of 60 km and a drainage area of 30 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 60 ÷ 30 = 2 km/km².
8. A river basin has a total stream length of 92 km and a drainage area of 46 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 92 ÷ 46 = 2 km/km².
9. A river basin has a total stream length of 343 km and a drainage area of 49 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 343 ÷ 49 = 7 km/km².
10. A river basin has a total stream length of 88 km and a drainage area of 44 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 88 ÷ 44 = 2 km/km².
11. 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.
12. A river basin has a total stream length of 78 km and a drainage area of 13 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 78 ÷ 13 = 6 km/km².

12 questions · Seed 54 · Age guidance, not curriculum certification