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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 102 km and a drainage area of 34 km². Calculate its drainage density in km/km².
102 km · 34 km² · River basin drainage density
2. A river basin has a total stream length of 258 km and a drainage area of 43 km². Calculate its drainage density in km/km².
258 km · 43 km² · River basin drainage density
3. 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
4. A river basin has a total stream length of 46 km and a drainage area of 23 km². Calculate its drainage density in km/km².
46 km · 23 km² · River basin drainage density
5. A river basin has a total stream length of 30 km and a drainage area of 10 km². Calculate its drainage density in km/km².
30 km · 10 km² · River basin drainage density
6. A river basin has a total stream length of 150 km and a drainage area of 50 km². Calculate its drainage density in km/km².
150 km · 50 km² · River basin drainage density
7. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
170 km · 34 km² · River basin drainage density
8. A river basin has a total stream length of 16 km and a drainage area of 8 km². Calculate its drainage density in km/km².
16 km · 8 km² · River basin drainage density
9. A river basin has a total stream length of 126 km and a drainage area of 18 km². Calculate its drainage density in km/km².
126 km · 18 km² · River basin drainage density
10. 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
11. A river basin has a total stream length of 144 km and a drainage area of 36 km². Calculate its drainage density in km/km².
144 km · 36 km² · River basin drainage density
12. A river basin has a total stream length of 25 km and a drainage area of 5 km². Calculate its drainage density in km/km².
25 km · 5 km² · River basin drainage density

12 questions · Seed 42 · 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 102 km and a drainage area of 34 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 102 ÷ 34 = 3 km/km².
2. A river basin has a total stream length of 258 km and a drainage area of 43 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 258 ÷ 43 = 6 km/km².
3. 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.
4. A river basin has a total stream length of 46 km and a drainage area of 23 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 46 ÷ 23 = 2 km/km².
5. A river basin has a total stream length of 30 km and a drainage area of 10 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 30 ÷ 10 = 3 km/km².
6. A river basin has a total stream length of 150 km and a drainage area of 50 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 150 ÷ 50 = 3 km/km².
7. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 170 ÷ 34 = 5 km/km².
8. A river basin has a total stream length of 16 km and a drainage area of 8 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 16 ÷ 8 = 2 km/km².
9. A river basin has a total stream length of 126 km and a drainage area of 18 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 126 ÷ 18 = 7 km/km².
10. 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.
11. A river basin has a total stream length of 144 km and a drainage area of 36 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 144 ÷ 36 = 4 km/km².
12. A river basin has a total stream length of 25 km and a drainage area of 5 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 25 ÷ 5 = 5 km/km².

12 questions · Seed 42 · 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 102 km and a drainage area of 34 km². Calculate its drainage density in km/km².
102 km · 34 km² · River basin drainage density
2. A river basin has a total stream length of 258 km and a drainage area of 43 km². Calculate its drainage density in km/km².
258 km · 43 km² · River basin drainage density
3. 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
4. A river basin has a total stream length of 46 km and a drainage area of 23 km². Calculate its drainage density in km/km².
46 km · 23 km² · River basin drainage density
5. A river basin has a total stream length of 30 km and a drainage area of 10 km². Calculate its drainage density in km/km².
30 km · 10 km² · River basin drainage density
6. A river basin has a total stream length of 150 km and a drainage area of 50 km². Calculate its drainage density in km/km².
150 km · 50 km² · River basin drainage density
7. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
170 km · 34 km² · River basin drainage density
8. A river basin has a total stream length of 16 km and a drainage area of 8 km². Calculate its drainage density in km/km².
16 km · 8 km² · River basin drainage density
9. A river basin has a total stream length of 126 km and a drainage area of 18 km². Calculate its drainage density in km/km².
126 km · 18 km² · River basin drainage density
10. 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
11. A river basin has a total stream length of 144 km and a drainage area of 36 km². Calculate its drainage density in km/km².
144 km · 36 km² · River basin drainage density
12. A river basin has a total stream length of 25 km and a drainage area of 5 km². Calculate its drainage density in km/km².
25 km · 5 km² · River basin drainage density

12 questions · Seed 42 · 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 102 km and a drainage area of 34 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 102 ÷ 34 = 3 km/km².
2. A river basin has a total stream length of 258 km and a drainage area of 43 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 258 ÷ 43 = 6 km/km².
3. 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.
4. A river basin has a total stream length of 46 km and a drainage area of 23 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 46 ÷ 23 = 2 km/km².
5. A river basin has a total stream length of 30 km and a drainage area of 10 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 30 ÷ 10 = 3 km/km².
6. A river basin has a total stream length of 150 km and a drainage area of 50 km². Calculate its drainage density in km/km².
3 km/km²
Drainage density = total stream length ÷ basin area = 150 ÷ 50 = 3 km/km².
7. A river basin has a total stream length of 170 km and a drainage area of 34 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 170 ÷ 34 = 5 km/km².
8. A river basin has a total stream length of 16 km and a drainage area of 8 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 16 ÷ 8 = 2 km/km².
9. A river basin has a total stream length of 126 km and a drainage area of 18 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 126 ÷ 18 = 7 km/km².
10. 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.
11. A river basin has a total stream length of 144 km and a drainage area of 36 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 144 ÷ 36 = 4 km/km².
12. A river basin has a total stream length of 25 km and a drainage area of 5 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 25 ÷ 5 = 5 km/km².

12 questions · Seed 42 · Age guidance, not curriculum certification