Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 623 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.True or false: diesel is a non-renewable energy source. (a) True (b) False
3. 3.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
4. 4.True or false: sunlight is a non-renewable energy source. (a) True (b) False
5. 5.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
6. 6.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) burn, bury, forget
8. 8.True or false: petrol is a renewable energy source. (a) True (b) False
9. 9.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
10. 10.Which of these is reuse (use again)? (a) melt glass into new jars (b) pulp old paper (c) melt cans into new cans (d) use a jar as a pen stand
11. 11.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
12. 12.Which of these is reduce (use less)? (a) melt cans into new cans (b) melt glass into new jars (c) plant in old tyres (d) print on both sides
13. 13.True or false: natural gas is a renewable energy source. (a) True (b) False
14. 14.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
15. 15.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
16. 16.Which of these is reduce (use less)? (a) give old books away (b) turn plastic into tiles (c) plant in old tyres (d) buy less packaging
17. 17.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) protects the future (d) wastes water
21. 21.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
22. 22.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3200 bottles?
23. 23.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
24. 24.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
25. 25.♻️ Which energy source will never run out? (a) coal (b) diesel (c) sunlight (d) petrol
26. 26.Which of these is reduce (use less)? (a) pulp old paper (b) switch off unused lights (c) give old books away (d) use a jar as a pen stand
27. 27.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.True or false: natural gas is a non-renewable energy source. (a) True (b) False
30. 30.Which of these is reuse (use again)? (a) melt cans into new cans (b) turn plastic into tiles (c) refill a water bottle (d) switch off unused lights
31. 31.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
34. 34.True or false: sunlight is a renewable energy source. (a) True (b) False
35. 35.True or false: coal is a renewable energy source. (a) True (b) False
36. 36.True or false: diesel is a renewable energy source. (a) True (b) False
37. 37.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
38. 38.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
39. 39.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
40. 40.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?

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