Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 635 · 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.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
2. 2.Which of these is recycle (make new things)? (a) carry a cloth bag (b) melt glass into new jars (c) plant in old tyres (d) use a jar as a pen stand
3. 3.True or false: sunlight is a non-renewable energy source. (a) False (b) True
4. 4.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1800 bottles?
5. 5.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 700 bottles?
6. 6.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
7. 7.True or false: natural gas is a renewable energy source. (a) True (b) False
8. 8.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
9. 9.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
10. 10.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
11. 11.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.True or false: flowing river water is a renewable energy source. (a) True (b) False
13. 13.Which of these is reduce (use less)? (a) refill a water bottle (b) fix a dripping tap (c) reuse gift paper (d) turn plastic into tiles
14. 14.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
15. 15.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
16. 16.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
17. 17.Which of these is recycle (make new things)? (a) carry a cloth bag (b) switch off unused lights (c) buy less packaging (d) melt cans into new cans
18. 18.Which of these is recycle (make new things)? (a) switch off unused lights (b) pulp old paper (c) reuse gift paper (d) plant in old tyres
19. 19.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) recycle (c) reuse
20. 20.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
22. 22.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
23. 23.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
25. 25.True or false: wind is a non-renewable energy source. (a) False (b) True
26. 26.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
27. 27.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
28. 28.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
29. 29.True or false: coal is a non-renewable energy source. (a) False (b) True
30. 30.Which of these is reuse (use again)? (a) print on both sides (b) melt glass into new jars (c) pulp old paper (d) plant in old tyres
31. 31.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
32. 32.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
33. 33.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
34. 34.Which of these is reduce (use less)? (a) pulp old paper (b) melt cans into new cans (c) melt glass into new jars (d) carry a cloth bag
35. 35.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
37. 37.Which of these is reuse (use again)? (a) reuse gift paper (b) switch off unused lights (c) melt glass into new jars (d) turn plastic into tiles
38. 38.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
40. 40.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic

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