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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 312 km and a drainage area of 39 km². Calculate its drainage density in km/km².
312 km · 39 km² · River basin drainage density
2. A river basin has a total stream length of 196 km and a drainage area of 49 km². Calculate its drainage density in km/km².
196 km · 49 km² · River basin drainage density
3. 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
4. A river basin has a total stream length of 264 km and a drainage area of 33 km². Calculate its drainage density in km/km².
264 km · 33 km² · River basin drainage density
5. A river basin has a total stream length of 49 km and a drainage area of 7 km². Calculate its drainage density in km/km².
49 km · 7 km² · River basin drainage density
6. 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
7. A river basin has a total stream length of 14 km and a drainage area of 7 km². Calculate its drainage density in km/km².
14 km · 7 km² · River basin drainage density
8. A river basin has a total stream length of 235 km and a drainage area of 47 km². Calculate its drainage density in km/km².
235 km · 47 km² · River basin drainage density
9. A river basin has a total stream length of 152 km and a drainage area of 19 km². Calculate its drainage density in km/km².
152 km · 19 km² · River basin drainage density
10. A river basin has a total stream length of 189 km and a drainage area of 27 km². Calculate its drainage density in km/km².
189 km · 27 km² · River basin drainage density
11. A river basin has a total stream length of 120 km and a drainage area of 15 km². Calculate its drainage density in km/km².
120 km · 15 km² · River basin drainage density
12. 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

12 questions · Seed 64 · 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 312 km and a drainage area of 39 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 312 ÷ 39 = 8 km/km².
2. A river basin has a total stream length of 196 km and a drainage area of 49 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 196 ÷ 49 = 4 km/km².
3. 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.
4. A river basin has a total stream length of 264 km and a drainage area of 33 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 264 ÷ 33 = 8 km/km².
5. A river basin has a total stream length of 49 km and a drainage area of 7 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 49 ÷ 7 = 7 km/km².
6. 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.
7. A river basin has a total stream length of 14 km and a drainage area of 7 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 14 ÷ 7 = 2 km/km².
8. A river basin has a total stream length of 235 km and a drainage area of 47 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 235 ÷ 47 = 5 km/km².
9. A river basin has a total stream length of 152 km and a drainage area of 19 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 152 ÷ 19 = 8 km/km².
10. A river basin has a total stream length of 189 km and a drainage area of 27 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 189 ÷ 27 = 7 km/km².
11. A river basin has a total stream length of 120 km and a drainage area of 15 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 120 ÷ 15 = 8 km/km².
12. 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.

12 questions · Seed 64 · 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 312 km and a drainage area of 39 km². Calculate its drainage density in km/km².
312 km · 39 km² · River basin drainage density
2. A river basin has a total stream length of 196 km and a drainage area of 49 km². Calculate its drainage density in km/km².
196 km · 49 km² · River basin drainage density
3. 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
4. A river basin has a total stream length of 264 km and a drainage area of 33 km². Calculate its drainage density in km/km².
264 km · 33 km² · River basin drainage density
5. A river basin has a total stream length of 49 km and a drainage area of 7 km². Calculate its drainage density in km/km².
49 km · 7 km² · River basin drainage density
6. 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
7. A river basin has a total stream length of 14 km and a drainage area of 7 km². Calculate its drainage density in km/km².
14 km · 7 km² · River basin drainage density
8. A river basin has a total stream length of 235 km and a drainage area of 47 km². Calculate its drainage density in km/km².
235 km · 47 km² · River basin drainage density
9. A river basin has a total stream length of 152 km and a drainage area of 19 km². Calculate its drainage density in km/km².
152 km · 19 km² · River basin drainage density
10. A river basin has a total stream length of 189 km and a drainage area of 27 km². Calculate its drainage density in km/km².
189 km · 27 km² · River basin drainage density
11. A river basin has a total stream length of 120 km and a drainage area of 15 km². Calculate its drainage density in km/km².
120 km · 15 km² · River basin drainage density
12. 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

12 questions · Seed 64 · 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 312 km and a drainage area of 39 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 312 ÷ 39 = 8 km/km².
2. A river basin has a total stream length of 196 km and a drainage area of 49 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 196 ÷ 49 = 4 km/km².
3. 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.
4. A river basin has a total stream length of 264 km and a drainage area of 33 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 264 ÷ 33 = 8 km/km².
5. A river basin has a total stream length of 49 km and a drainage area of 7 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 49 ÷ 7 = 7 km/km².
6. 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.
7. A river basin has a total stream length of 14 km and a drainage area of 7 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 14 ÷ 7 = 2 km/km².
8. A river basin has a total stream length of 235 km and a drainage area of 47 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 235 ÷ 47 = 5 km/km².
9. A river basin has a total stream length of 152 km and a drainage area of 19 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 152 ÷ 19 = 8 km/km².
10. A river basin has a total stream length of 189 km and a drainage area of 27 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 189 ÷ 27 = 7 km/km².
11. A river basin has a total stream length of 120 km and a drainage area of 15 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 120 ÷ 15 = 8 km/km².
12. 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.

12 questions · Seed 64 · Age guidance, not curriculum certification