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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 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
48 km · 12 km² · River basin drainage density
2. A river basin has a total stream length of 66 km and a drainage area of 33 km². Calculate its drainage density in km/km².
66 km · 33 km² · River basin drainage density
3. A river basin has a total stream length of 105 km and a drainage area of 15 km². Calculate its drainage density in km/km².
105 km · 15 km² · River basin drainage density
4. A river basin has a total stream length of 54 km and a drainage area of 27 km². Calculate its drainage density in km/km².
54 km · 27 km² · River basin drainage density
5. 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
6. A river basin has a total stream length of 308 km and a drainage area of 44 km². Calculate its drainage density in km/km².
308 km · 44 km² · River basin drainage density
7. A river basin has a total stream length of 96 km and a drainage area of 32 km². Calculate its drainage density in km/km².
96 km · 32 km² · River basin drainage density
8. A river basin has a total stream length of 15 km and a drainage area of 5 km². Calculate its drainage density in km/km².
15 km · 5 km² · River basin drainage density
9. A river basin has a total stream length of 147 km and a drainage area of 49 km². Calculate its drainage density in km/km².
147 km · 49 km² · River basin drainage density
10. 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
11. A river basin has a total stream length of 140 km and a drainage area of 28 km². Calculate its drainage density in km/km².
140 km · 28 km² · River basin drainage density
12. 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

12 questions · Seed 63 · 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 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.
2. A river basin has a total stream length of 66 km and a drainage area of 33 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 66 ÷ 33 = 2 km/km².
3. A river basin has a total stream length of 105 km and a drainage area of 15 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 105 ÷ 15 = 7 km/km².
4. A river basin has a total stream length of 54 km and a drainage area of 27 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 54 ÷ 27 = 2 km/km².
5. 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.
6. A river basin has a total stream length of 308 km and a drainage area of 44 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 308 ÷ 44 = 7 km/km².
7. A river basin has a total stream length of 96 km and a drainage area of 32 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 96 ÷ 32 = 3 km/km².
8. A river basin has a total stream length of 15 km and a drainage area of 5 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 15 ÷ 5 = 3 km/km².
9. A river basin has a total stream length of 147 km and a drainage area of 49 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 147 ÷ 49 = 3 km/km².
10. 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.
11. A river basin has a total stream length of 140 km and a drainage area of 28 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 140 ÷ 28 = 5 km/km².
12. 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.

12 questions · Seed 63 · 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 48 km and a drainage area of 12 km². Calculate its drainage density in km/km².
48 km · 12 km² · River basin drainage density
2. A river basin has a total stream length of 66 km and a drainage area of 33 km². Calculate its drainage density in km/km².
66 km · 33 km² · River basin drainage density
3. A river basin has a total stream length of 105 km and a drainage area of 15 km². Calculate its drainage density in km/km².
105 km · 15 km² · River basin drainage density
4. A river basin has a total stream length of 54 km and a drainage area of 27 km². Calculate its drainage density in km/km².
54 km · 27 km² · River basin drainage density
5. 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
6. A river basin has a total stream length of 308 km and a drainage area of 44 km². Calculate its drainage density in km/km².
308 km · 44 km² · River basin drainage density
7. A river basin has a total stream length of 96 km and a drainage area of 32 km². Calculate its drainage density in km/km².
96 km · 32 km² · River basin drainage density
8. A river basin has a total stream length of 15 km and a drainage area of 5 km². Calculate its drainage density in km/km².
15 km · 5 km² · River basin drainage density
9. A river basin has a total stream length of 147 km and a drainage area of 49 km². Calculate its drainage density in km/km².
147 km · 49 km² · River basin drainage density
10. 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
11. A river basin has a total stream length of 140 km and a drainage area of 28 km². Calculate its drainage density in km/km².
140 km · 28 km² · River basin drainage density
12. 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

12 questions · Seed 63 · 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 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.
2. A river basin has a total stream length of 66 km and a drainage area of 33 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 66 ÷ 33 = 2 km/km².
3. A river basin has a total stream length of 105 km and a drainage area of 15 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 105 ÷ 15 = 7 km/km².
4. A river basin has a total stream length of 54 km and a drainage area of 27 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 54 ÷ 27 = 2 km/km².
5. 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.
6. A river basin has a total stream length of 308 km and a drainage area of 44 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 308 ÷ 44 = 7 km/km².
7. A river basin has a total stream length of 96 km and a drainage area of 32 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 96 ÷ 32 = 3 km/km².
8. A river basin has a total stream length of 15 km and a drainage area of 5 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 15 ÷ 5 = 3 km/km².
9. A river basin has a total stream length of 147 km and a drainage area of 49 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 147 ÷ 49 = 3 km/km².
10. 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.
11. A river basin has a total stream length of 140 km and a drainage area of 28 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 140 ÷ 28 = 5 km/km².
12. 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.

12 questions · Seed 63 · Age guidance, not curriculum certification