Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 102 · 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.Which of these is reuse (use again)? (a) switch off unused lights (b) refill a water bottle (c) fix a dripping tap (d) print on both sides
2. 2.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
5. 5.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
6. 6.True or false: natural gas is a renewable energy source. (a) True (b) False
7. 7.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
9. 9.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
10. 10.Which of these is reduce (use less)? (a) melt glass into new jars (b) print on both sides (c) turn plastic into tiles (d) use a jar as a pen stand
11. 11.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) recycle, reuse, reduce (d) reduce, reuse, recycle
13. 13.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
14. 14.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
15. 15.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.True or false: diesel is a non-renewable energy source. (a) True (b) False
17. 17.Which of these is reduce (use less)? (a) fix a dripping tap (b) reuse gift paper (c) pulp old paper (d) melt cans into new cans
18. 18.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
19. 19.Which of these is reuse (use again)? (a) fix a dripping tap (b) print on both sides (c) reuse gift paper (d) melt cans into new cans
20. 20.Which of these is reduce (use less)? (a) melt cans into new cans (b) switch off unused lights (c) pulp old paper (d) plant in old tyres
21. 21.Which of these is reduce (use less)? (a) pulp old paper (b) buy less packaging (c) reuse gift paper (d) refill a water bottle
22. 22.True or false: diesel is a renewable energy source. (a) True (b) False
23. 23.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
24. 24.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
26. 26.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
27. 27.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
28. 28.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
29. 29.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
30. 30.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
31. 31.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
32. 32.Which of these is reuse (use again)? (a) print on both sides (b) turn plastic into tiles (c) give old books away (d) carry a cloth bag
33. 33.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
35. 35.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
36. 36.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4400 bottles?
37. 37.True or false: petrol is a renewable energy source. (a) False (b) True
38. 38.True or false: sunlight is a non-renewable energy source. (a) False (b) True
39. 39.True or false: wind is a non-renewable energy source. (a) True (b) False
40. 40.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?

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