Our worldAges 16-18

Clean energy & avoided emissions

Calculate avoided carbon dioxide emissions from clean electricity generation over time. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 16-18

Clean energy & avoided emissions

Take your time. Show your thinking.

1. A 3 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3 · 2 h · 160 g · Clean energy & avoided emi…
2. A 10 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
10 · 2 h · 160 g · Clean energy & avoided emi…
3. A 8 kW solar panel system runs at full output for 5 hours, displacing grid electricity that emits 300 g of CO₂ per kWh. How many grams of CO₂ are avoided?
8 · 5 h · 300 g · Clean energy & avoided emi…
4. A 3 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 170 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3 · 6 h · 170 g · Clean energy & avoided emi…
5. A 10 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
10 · 3 h · 400 g · Clean energy & avoided emi…
6. A 11 kW solar panel system runs at full output for 9 hours, displacing grid electricity that emits 200 g of CO₂ per kWh. How many grams of CO₂ are avoided?
11 · 9 h · 200 g · Clean energy & avoided emi…
7. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 440 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 3 h · 440 g · Clean energy & avoided emi…
8. A 2 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 340 g of CO₂ per kWh. How many grams of CO₂ are avoided?
2 · 7 h · 340 g · Clean energy & avoided emi…
9. A 7 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 360 g of CO₂ per kWh. How many grams of CO₂ are avoided?
7 · 6 h · 360 g · Clean energy & avoided emi…
10. A 13 kW solar panel system runs at full output for 10 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 10 h · 400 g · Clean energy & avoided emi…
11. A 8 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 470 g of CO₂ per kWh. How many grams of CO₂ are avoided?
8 · 7 h · 470 g · Clean energy & avoided emi…
12. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 480 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 3 h · 480 g · Clean energy & avoided emi…

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

View the answer key

Worksheet StudioAnswer key · Ages 16-18

Clean energy & avoided emissions

Answers and reasoning. Review before teaching.

1. A 3 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
960 g
Energy generated = 3 kW × 2 h = 6 kWh. Avoided CO₂ = 6 × 160 g = 960 g.
2. A 10 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3200 g
Energy generated = 10 kW × 2 h = 20 kWh. Avoided CO₂ = 20 × 160 g = 3200 g.
3. A 8 kW solar panel system runs at full output for 5 hours, displacing grid electricity that emits 300 g of CO₂ per kWh. How many grams of CO₂ are avoided?
12000 g
Energy generated = 8 kW × 5 h = 40 kWh. Avoided CO₂ = 40 × 300 g = 12000 g.
4. A 3 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 170 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3060 g
Energy generated = 3 kW × 6 h = 18 kWh. Avoided CO₂ = 18 × 170 g = 3060 g.
5. A 10 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
12000 g
Energy generated = 10 kW × 3 h = 30 kWh. Avoided CO₂ = 30 × 400 g = 12000 g.
6. A 11 kW solar panel system runs at full output for 9 hours, displacing grid electricity that emits 200 g of CO₂ per kWh. How many grams of CO₂ are avoided?
19800 g
Energy generated = 11 kW × 9 h = 99 kWh. Avoided CO₂ = 99 × 200 g = 19800 g.
7. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 440 g of CO₂ per kWh. How many grams of CO₂ are avoided?
17160 g
Energy generated = 13 kW × 3 h = 39 kWh. Avoided CO₂ = 39 × 440 g = 17160 g.
8. A 2 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 340 g of CO₂ per kWh. How many grams of CO₂ are avoided?
4760 g
Energy generated = 2 kW × 7 h = 14 kWh. Avoided CO₂ = 14 × 340 g = 4760 g.
9. A 7 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 360 g of CO₂ per kWh. How many grams of CO₂ are avoided?
15120 g
Energy generated = 7 kW × 6 h = 42 kWh. Avoided CO₂ = 42 × 360 g = 15120 g.
10. A 13 kW solar panel system runs at full output for 10 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
52000 g
Energy generated = 13 kW × 10 h = 130 kWh. Avoided CO₂ = 130 × 400 g = 52000 g.
11. A 8 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 470 g of CO₂ per kWh. How many grams of CO₂ are avoided?
26320 g
Energy generated = 8 kW × 7 h = 56 kWh. Avoided CO₂ = 56 × 470 g = 26320 g.
12. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 480 g of CO₂ per kWh. How many grams of CO₂ are avoided?
18720 g
Energy generated = 13 kW × 3 h = 39 kWh. Avoided CO₂ = 39 × 480 g = 18720 g.

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

Worksheet StudioPractice pack · Ages 16-18

Clean energy & avoided emissions

Take your time. Show your thinking.

1. A 3 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3 · 2 h · 160 g · Clean energy & avoided emi…
2. A 10 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
10 · 2 h · 160 g · Clean energy & avoided emi…
3. A 8 kW solar panel system runs at full output for 5 hours, displacing grid electricity that emits 300 g of CO₂ per kWh. How many grams of CO₂ are avoided?
8 · 5 h · 300 g · Clean energy & avoided emi…
4. A 3 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 170 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3 · 6 h · 170 g · Clean energy & avoided emi…
5. A 10 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
10 · 3 h · 400 g · Clean energy & avoided emi…
6. A 11 kW solar panel system runs at full output for 9 hours, displacing grid electricity that emits 200 g of CO₂ per kWh. How many grams of CO₂ are avoided?
11 · 9 h · 200 g · Clean energy & avoided emi…
7. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 440 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 3 h · 440 g · Clean energy & avoided emi…
8. A 2 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 340 g of CO₂ per kWh. How many grams of CO₂ are avoided?
2 · 7 h · 340 g · Clean energy & avoided emi…
9. A 7 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 360 g of CO₂ per kWh. How many grams of CO₂ are avoided?
7 · 6 h · 360 g · Clean energy & avoided emi…
10. A 13 kW solar panel system runs at full output for 10 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 10 h · 400 g · Clean energy & avoided emi…
11. A 8 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 470 g of CO₂ per kWh. How many grams of CO₂ are avoided?
8 · 7 h · 470 g · Clean energy & avoided emi…
12. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 480 g of CO₂ per kWh. How many grams of CO₂ are avoided?
13 · 3 h · 480 g · Clean energy & avoided emi…

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

Worksheet StudioAnswer key · Ages 16-18

Clean energy & avoided emissions

Answers and reasoning. Review before teaching.

1. A 3 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
960 g
Energy generated = 3 kW × 2 h = 6 kWh. Avoided CO₂ = 6 × 160 g = 960 g.
2. A 10 kW solar panel system runs at full output for 2 hours, displacing grid electricity that emits 160 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3200 g
Energy generated = 10 kW × 2 h = 20 kWh. Avoided CO₂ = 20 × 160 g = 3200 g.
3. A 8 kW solar panel system runs at full output for 5 hours, displacing grid electricity that emits 300 g of CO₂ per kWh. How many grams of CO₂ are avoided?
12000 g
Energy generated = 8 kW × 5 h = 40 kWh. Avoided CO₂ = 40 × 300 g = 12000 g.
4. A 3 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 170 g of CO₂ per kWh. How many grams of CO₂ are avoided?
3060 g
Energy generated = 3 kW × 6 h = 18 kWh. Avoided CO₂ = 18 × 170 g = 3060 g.
5. A 10 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
12000 g
Energy generated = 10 kW × 3 h = 30 kWh. Avoided CO₂ = 30 × 400 g = 12000 g.
6. A 11 kW solar panel system runs at full output for 9 hours, displacing grid electricity that emits 200 g of CO₂ per kWh. How many grams of CO₂ are avoided?
19800 g
Energy generated = 11 kW × 9 h = 99 kWh. Avoided CO₂ = 99 × 200 g = 19800 g.
7. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 440 g of CO₂ per kWh. How many grams of CO₂ are avoided?
17160 g
Energy generated = 13 kW × 3 h = 39 kWh. Avoided CO₂ = 39 × 440 g = 17160 g.
8. A 2 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 340 g of CO₂ per kWh. How many grams of CO₂ are avoided?
4760 g
Energy generated = 2 kW × 7 h = 14 kWh. Avoided CO₂ = 14 × 340 g = 4760 g.
9. A 7 kW solar panel system runs at full output for 6 hours, displacing grid electricity that emits 360 g of CO₂ per kWh. How many grams of CO₂ are avoided?
15120 g
Energy generated = 7 kW × 6 h = 42 kWh. Avoided CO₂ = 42 × 360 g = 15120 g.
10. A 13 kW solar panel system runs at full output for 10 hours, displacing grid electricity that emits 400 g of CO₂ per kWh. How many grams of CO₂ are avoided?
52000 g
Energy generated = 13 kW × 10 h = 130 kWh. Avoided CO₂ = 130 × 400 g = 52000 g.
11. A 8 kW solar panel system runs at full output for 7 hours, displacing grid electricity that emits 470 g of CO₂ per kWh. How many grams of CO₂ are avoided?
26320 g
Energy generated = 8 kW × 7 h = 56 kWh. Avoided CO₂ = 56 × 470 g = 26320 g.
12. A 13 kW solar panel system runs at full output for 3 hours, displacing grid electricity that emits 480 g of CO₂ per kWh. How many grams of CO₂ are avoided?
18720 g
Energy generated = 13 kW × 3 h = 39 kWh. Avoided CO₂ = 39 × 480 g = 18720 g.

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