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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 72 km and a drainage area of 24 km². Calculate its drainage density in km/km².
72 km · 24 km² · River basin drainage density
2. A river basin has a total stream length of 304 km and a drainage area of 38 km². Calculate its drainage density in km/km².
304 km · 38 km² · River basin drainage density
3. A river basin has a total stream length of 129 km and a drainage area of 43 km². Calculate its drainage density in km/km².
129 km · 43 km² · River basin drainage density
4. A river basin has a total stream length of 135 km and a drainage area of 45 km². Calculate its drainage density in km/km².
135 km · 45 km² · River basin drainage density
5. A river basin has a total stream length of 77 km and a drainage area of 11 km². Calculate its drainage density in km/km².
77 km · 11 km² · River basin drainage density
6. A river basin has a total stream length of 66 km and a drainage area of 22 km². Calculate its drainage density in km/km².
66 km · 22 km² · River basin drainage density
7. A river basin has a total stream length of 132 km and a drainage area of 33 km². Calculate its drainage density in km/km².
132 km · 33 km² · River basin drainage density
8. A river basin has a total stream length of 245 km and a drainage area of 35 km². Calculate its drainage density in km/km².
245 km · 35 km² · River basin drainage density
9. A river basin has a total stream length of 294 km and a drainage area of 49 km². Calculate its drainage density in km/km².
294 km · 49 km² · River basin drainage density
10. A river basin has a total stream length of 90 km and a drainage area of 45 km². Calculate its drainage density in km/km².
90 km · 45 km² · River basin drainage density
11. A river basin has a total stream length of 234 km and a drainage area of 39 km². Calculate its drainage density in km/km².
234 km · 39 km² · River basin drainage density
12. 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

12 questions · Seed 58 · 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 72 km and a drainage area of 24 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 72 ÷ 24 = 3 km/km².
2. A river basin has a total stream length of 304 km and a drainage area of 38 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 304 ÷ 38 = 8 km/km².
3. A river basin has a total stream length of 129 km and a drainage area of 43 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 129 ÷ 43 = 3 km/km².
4. A river basin has a total stream length of 135 km and a drainage area of 45 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 135 ÷ 45 = 3 km/km².
5. A river basin has a total stream length of 77 km and a drainage area of 11 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 77 ÷ 11 = 7 km/km².
6. A river basin has a total stream length of 66 km and a drainage area of 22 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 66 ÷ 22 = 3 km/km².
7. A river basin has a total stream length of 132 km and a drainage area of 33 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 132 ÷ 33 = 4 km/km².
8. A river basin has a total stream length of 245 km and a drainage area of 35 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 245 ÷ 35 = 7 km/km².
9. A river basin has a total stream length of 294 km and a drainage area of 49 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 294 ÷ 49 = 6 km/km².
10. A river basin has a total stream length of 90 km and a drainage area of 45 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 90 ÷ 45 = 2 km/km².
11. A river basin has a total stream length of 234 km and a drainage area of 39 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 234 ÷ 39 = 6 km/km².
12. 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.

12 questions · Seed 58 · 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 72 km and a drainage area of 24 km². Calculate its drainage density in km/km².
72 km · 24 km² · River basin drainage density
2. A river basin has a total stream length of 304 km and a drainage area of 38 km². Calculate its drainage density in km/km².
304 km · 38 km² · River basin drainage density
3. A river basin has a total stream length of 129 km and a drainage area of 43 km². Calculate its drainage density in km/km².
129 km · 43 km² · River basin drainage density
4. A river basin has a total stream length of 135 km and a drainage area of 45 km². Calculate its drainage density in km/km².
135 km · 45 km² · River basin drainage density
5. A river basin has a total stream length of 77 km and a drainage area of 11 km². Calculate its drainage density in km/km².
77 km · 11 km² · River basin drainage density
6. A river basin has a total stream length of 66 km and a drainage area of 22 km². Calculate its drainage density in km/km².
66 km · 22 km² · River basin drainage density
7. A river basin has a total stream length of 132 km and a drainage area of 33 km². Calculate its drainage density in km/km².
132 km · 33 km² · River basin drainage density
8. A river basin has a total stream length of 245 km and a drainage area of 35 km². Calculate its drainage density in km/km².
245 km · 35 km² · River basin drainage density
9. A river basin has a total stream length of 294 km and a drainage area of 49 km². Calculate its drainage density in km/km².
294 km · 49 km² · River basin drainage density
10. A river basin has a total stream length of 90 km and a drainage area of 45 km². Calculate its drainage density in km/km².
90 km · 45 km² · River basin drainage density
11. A river basin has a total stream length of 234 km and a drainage area of 39 km². Calculate its drainage density in km/km².
234 km · 39 km² · River basin drainage density
12. 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

12 questions · Seed 58 · 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 72 km and a drainage area of 24 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 72 ÷ 24 = 3 km/km².
2. A river basin has a total stream length of 304 km and a drainage area of 38 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 304 ÷ 38 = 8 km/km².
3. A river basin has a total stream length of 129 km and a drainage area of 43 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 129 ÷ 43 = 3 km/km².
4. A river basin has a total stream length of 135 km and a drainage area of 45 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 135 ÷ 45 = 3 km/km².
5. A river basin has a total stream length of 77 km and a drainage area of 11 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 77 ÷ 11 = 7 km/km².
6. A river basin has a total stream length of 66 km and a drainage area of 22 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 66 ÷ 22 = 3 km/km².
7. A river basin has a total stream length of 132 km and a drainage area of 33 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 132 ÷ 33 = 4 km/km².
8. A river basin has a total stream length of 245 km and a drainage area of 35 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 245 ÷ 35 = 7 km/km².
9. A river basin has a total stream length of 294 km and a drainage area of 49 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 294 ÷ 49 = 6 km/km².
10. A river basin has a total stream length of 90 km and a drainage area of 45 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 90 ÷ 45 = 2 km/km².
11. A river basin has a total stream length of 234 km and a drainage area of 39 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 234 ÷ 39 = 6 km/km².
12. 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.

12 questions · Seed 58 · Age guidance, not curriculum certification