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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 160 km and a drainage area of 40 km². Calculate its drainage density in km/km².
160 km · 40 km² · River basin drainage density
2. A river basin has a total stream length of 80 km and a drainage area of 40 km². Calculate its drainage density in km/km².
80 km · 40 km² · River basin drainage density
3. A river basin has a total stream length of 161 km and a drainage area of 23 km². Calculate its drainage density in km/km².
161 km · 23 km² · River basin drainage density
4. A river basin has a total stream length of 68 km and a drainage area of 34 km². Calculate its drainage density in km/km².
68 km · 34 km² · River basin drainage density
5. A river basin has a total stream length of 42 km and a drainage area of 21 km². Calculate its drainage density in km/km².
42 km · 21 km² · River basin drainage density
6. A river basin has a total stream length of 228 km and a drainage area of 38 km². Calculate its drainage density in km/km².
228 km · 38 km² · River basin drainage density
7. 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
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 296 km and a drainage area of 37 km². Calculate its drainage density in km/km².
296 km · 37 km² · River basin drainage density
10. A river basin has a total stream length of 48 km and a drainage area of 24 km². Calculate its drainage density in km/km².
48 km · 24 km² · River basin drainage density
11. 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
12. A river basin has a total stream length of 195 km and a drainage area of 39 km². Calculate its drainage density in km/km².
195 km · 39 km² · River basin drainage density

12 questions · Seed 55 · 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 160 km and a drainage area of 40 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 160 ÷ 40 = 4 km/km².
2. A river basin has a total stream length of 80 km and a drainage area of 40 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 80 ÷ 40 = 2 km/km².
3. A river basin has a total stream length of 161 km and a drainage area of 23 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 161 ÷ 23 = 7 km/km².
4. A river basin has a total stream length of 68 km and a drainage area of 34 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 68 ÷ 34 = 2 km/km².
5. A river basin has a total stream length of 42 km and a drainage area of 21 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 42 ÷ 21 = 2 km/km².
6. A river basin has a total stream length of 228 km and a drainage area of 38 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 228 ÷ 38 = 6 km/km².
7. 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.
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 296 km and a drainage area of 37 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 296 ÷ 37 = 8 km/km².
10. A river basin has a total stream length of 48 km and a drainage area of 24 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 48 ÷ 24 = 2 km/km².
11. 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.
12. A river basin has a total stream length of 195 km and a drainage area of 39 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 195 ÷ 39 = 5 km/km².

12 questions · Seed 55 · 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 160 km and a drainage area of 40 km². Calculate its drainage density in km/km².
160 km · 40 km² · River basin drainage density
2. A river basin has a total stream length of 80 km and a drainage area of 40 km². Calculate its drainage density in km/km².
80 km · 40 km² · River basin drainage density
3. A river basin has a total stream length of 161 km and a drainage area of 23 km². Calculate its drainage density in km/km².
161 km · 23 km² · River basin drainage density
4. A river basin has a total stream length of 68 km and a drainage area of 34 km². Calculate its drainage density in km/km².
68 km · 34 km² · River basin drainage density
5. A river basin has a total stream length of 42 km and a drainage area of 21 km². Calculate its drainage density in km/km².
42 km · 21 km² · River basin drainage density
6. A river basin has a total stream length of 228 km and a drainage area of 38 km². Calculate its drainage density in km/km².
228 km · 38 km² · River basin drainage density
7. 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
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 296 km and a drainage area of 37 km². Calculate its drainage density in km/km².
296 km · 37 km² · River basin drainage density
10. A river basin has a total stream length of 48 km and a drainage area of 24 km². Calculate its drainage density in km/km².
48 km · 24 km² · River basin drainage density
11. 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
12. A river basin has a total stream length of 195 km and a drainage area of 39 km². Calculate its drainage density in km/km².
195 km · 39 km² · River basin drainage density

12 questions · Seed 55 · 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 160 km and a drainage area of 40 km². Calculate its drainage density in km/km².
4 km/km²
Drainage density = total stream length ÷ basin area = 160 ÷ 40 = 4 km/km².
2. A river basin has a total stream length of 80 km and a drainage area of 40 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 80 ÷ 40 = 2 km/km².
3. A river basin has a total stream length of 161 km and a drainage area of 23 km². Calculate its drainage density in km/km².
7 km/km²
Drainage density = total stream length ÷ basin area = 161 ÷ 23 = 7 km/km².
4. A river basin has a total stream length of 68 km and a drainage area of 34 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 68 ÷ 34 = 2 km/km².
5. A river basin has a total stream length of 42 km and a drainage area of 21 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 42 ÷ 21 = 2 km/km².
6. A river basin has a total stream length of 228 km and a drainage area of 38 km². Calculate its drainage density in km/km².
6 km/km²
Drainage density = total stream length ÷ basin area = 228 ÷ 38 = 6 km/km².
7. 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.
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 296 km and a drainage area of 37 km². Calculate its drainage density in km/km².
8 km/km²
Drainage density = total stream length ÷ basin area = 296 ÷ 37 = 8 km/km².
10. A river basin has a total stream length of 48 km and a drainage area of 24 km². Calculate its drainage density in km/km².
2 km/km²
Drainage density = total stream length ÷ basin area = 48 ÷ 24 = 2 km/km².
11. 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.
12. A river basin has a total stream length of 195 km and a drainage area of 39 km². Calculate its drainage density in km/km².
5 km/km²
Drainage density = total stream length ÷ basin area = 195 ÷ 39 = 5 km/km².

12 questions · Seed 55 · Age guidance, not curriculum certification