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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 147 km and a drainage area of 21 km². Calculate its drainage density in km/km².
147 km · 21 km² · River basin drainage density
2. 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
3. A river basin has a total stream length of 56 km and a drainage area of 14 km². Calculate its drainage density in km/km².
56 km · 14 km² · River basin drainage density
4. A river basin has a total stream length of 56 km and a drainage area of 7 km². Calculate its drainage density in km/km².
56 km · 7 km² · River basin drainage density
5. A river basin has a total stream length of 100 km and a drainage area of 50 km². Calculate its drainage density in km/km².
100 km · 50 km² · River basin drainage density
6. A river basin has a total stream length of 32 km and a drainage area of 16 km². Calculate its drainage density in km/km².
32 km · 16 km² · River basin drainage density
7. A river basin has a total stream length of 24 km and a drainage area of 12 km². Calculate its drainage density in km/km².
24 km · 12 km² · River basin drainage density
8. A river basin has a total stream length of 135 km and a drainage area of 27 km². Calculate its drainage density in km/km².
135 km · 27 km² · River basin drainage density
9. A river basin has a total stream length of 36 km and a drainage area of 6 km². Calculate its drainage density in km/km².
36 km · 6 km² · River basin drainage density
10. A river basin has a total stream length of 112 km and a drainage area of 14 km². Calculate its drainage density in km/km².
112 km · 14 km² · River basin drainage density
11. A river basin has a total stream length of 96 km and a drainage area of 12 km². Calculate its drainage density in km/km².
96 km · 12 km² · River basin drainage density
12. 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 questions · Seed 62 · 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 147 km and a drainage area of 21 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 147 ÷ 21 = 7 km/km².
2. 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.
3. A river basin has a total stream length of 56 km and a drainage area of 14 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 56 ÷ 14 = 4 km/km².
4. A river basin has a total stream length of 56 km and a drainage area of 7 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 56 ÷ 7 = 8 km/km².
5. A river basin has a total stream length of 100 km and a drainage area of 50 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 100 ÷ 50 = 2 km/km².
6. A river basin has a total stream length of 32 km and a drainage area of 16 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 32 ÷ 16 = 2 km/km².
7. A river basin has a total stream length of 24 km and a drainage area of 12 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 24 ÷ 12 = 2 km/km².
8. A river basin has a total stream length of 135 km and a drainage area of 27 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 135 ÷ 27 = 5 km/km².
9. A river basin has a total stream length of 36 km and a drainage area of 6 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 36 ÷ 6 = 6 km/km².
10. A river basin has a total stream length of 112 km and a drainage area of 14 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 112 ÷ 14 = 8 km/km².
11. A river basin has a total stream length of 96 km and a drainage area of 12 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 96 ÷ 12 = 8 km/km².
12. 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 questions · Seed 62 · 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 147 km and a drainage area of 21 km². Calculate its drainage density in km/km².
147 km · 21 km² · River basin drainage density
2. 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
3. A river basin has a total stream length of 56 km and a drainage area of 14 km². Calculate its drainage density in km/km².
56 km · 14 km² · River basin drainage density
4. A river basin has a total stream length of 56 km and a drainage area of 7 km². Calculate its drainage density in km/km².
56 km · 7 km² · River basin drainage density
5. A river basin has a total stream length of 100 km and a drainage area of 50 km². Calculate its drainage density in km/km².
100 km · 50 km² · River basin drainage density
6. A river basin has a total stream length of 32 km and a drainage area of 16 km². Calculate its drainage density in km/km².
32 km · 16 km² · River basin drainage density
7. A river basin has a total stream length of 24 km and a drainage area of 12 km². Calculate its drainage density in km/km².
24 km · 12 km² · River basin drainage density
8. A river basin has a total stream length of 135 km and a drainage area of 27 km². Calculate its drainage density in km/km².
135 km · 27 km² · River basin drainage density
9. A river basin has a total stream length of 36 km and a drainage area of 6 km². Calculate its drainage density in km/km².
36 km · 6 km² · River basin drainage density
10. A river basin has a total stream length of 112 km and a drainage area of 14 km². Calculate its drainage density in km/km².
112 km · 14 km² · River basin drainage density
11. A river basin has a total stream length of 96 km and a drainage area of 12 km². Calculate its drainage density in km/km².
96 km · 12 km² · River basin drainage density
12. 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 questions · Seed 62 · 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 147 km and a drainage area of 21 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 147 ÷ 21 = 7 km/km².
2. 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.
3. A river basin has a total stream length of 56 km and a drainage area of 14 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 56 ÷ 14 = 4 km/km².
4. A river basin has a total stream length of 56 km and a drainage area of 7 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 56 ÷ 7 = 8 km/km².
5. A river basin has a total stream length of 100 km and a drainage area of 50 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 100 ÷ 50 = 2 km/km².
6. A river basin has a total stream length of 32 km and a drainage area of 16 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 32 ÷ 16 = 2 km/km².
7. A river basin has a total stream length of 24 km and a drainage area of 12 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 24 ÷ 12 = 2 km/km².
8. A river basin has a total stream length of 135 km and a drainage area of 27 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 135 ÷ 27 = 5 km/km².
9. A river basin has a total stream length of 36 km and a drainage area of 6 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 36 ÷ 6 = 6 km/km².
10. A river basin has a total stream length of 112 km and a drainage area of 14 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 112 ÷ 14 = 8 km/km².
11. A river basin has a total stream length of 96 km and a drainage area of 12 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 96 ÷ 12 = 8 km/km².
12. 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 questions · Seed 62 · Age guidance, not curriculum certification