Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 769 · 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.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
2. 2.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.Which of these is reduce (use less)? (a) refill a water bottle (b) carry a cloth bag (c) melt cans into new cans (d) give old books away
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.True or false: sunlight is a non-renewable energy source. (a) True (b) False
7. 7.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) lasts one day (d) protects the future
8. 8.True or false: wind is a non-renewable energy source. (a) True (b) False
9. 9.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
10. 10.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
11. 11.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
12. 12.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
13. 13.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Which energy source will never run out? (a) diesel (b) coal (c) petrol (d) sunlight
15. 15.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
16. 16.Which of these is recycle (make new things)? (a) print on both sides (b) use a jar as a pen stand (c) give old books away (d) melt cans into new cans
17. 17.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) pulp old paper (c) buy less packaging (d) refill a water bottle
19. 19.Which of these is reuse (use again)? (a) fix a dripping tap (b) use a jar as a pen stand (c) pulp old paper (d) switch off unused lights
20. 20.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
22. 22.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
23. 23.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
24. 24.♻️ 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?
25. 25.Which of these is recycle (make new things)? (a) print on both sides (b) plant in old tyres (c) buy less packaging (d) melt glass into new jars
26. 26.Which of these is recycle (make new things)? (a) print on both sides (b) switch off unused lights (c) refill a water bottle (d) pulp old paper
27. 27.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
29. 29.♻️ A project report has 60 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
31. 31.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
32. 32.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
33. 33.True or false: sunlight is a renewable energy source. (a) False (b) True
34. 34.Which of these is reduce (use less)? (a) plant in old tyres (b) refill a water bottle (c) use a jar as a pen stand (d) print on both sides
35. 35.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2250 bottles?
36. 36.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
37. 37.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) recycle (c) reuse
38. 38.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 4200 bottles?
39. 39.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
40. 40.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?

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