Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 642 · 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 is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
2. 2.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
3. 3.Which of these is reuse (use again)? (a) pulp old paper (b) switch off unused lights (c) refill a water bottle (d) melt glass into new jars
4. 4.Which of these is reduce (use less)? (a) pulp old paper (b) plant in old tyres (c) buy less packaging (d) melt cans into new cans
5. 5.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?
7. 7.True or false: wind is a renewable energy source. (a) False (b) True
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
9. 9.True or false: flowing river water is a renewable energy source. (a) True (b) False
10. 10.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
11. 11.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
12. 12.Which of these is recycle (make new things)? (a) melt cans into new cans (b) plant in old tyres (c) switch off unused lights (d) print on both sides
13. 13.Which of these is reuse (use again)? (a) give old books away (b) buy less packaging (c) fix a dripping tap (d) melt cans into new cans
14. 14.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
15. 15.True or false: sunlight is a renewable energy source. (a) True (b) False
16. 16.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
17. 17.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
20. 20.Which of these is reduce (use less)? (a) print on both sides (b) melt glass into new jars (c) pulp old paper (d) melt cans into new cans
21. 21.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
22. 22.♻️ 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?
23. 23.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.True or false: natural gas is a renewable energy source. (a) False (b) True
25. 25.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.True or false: petrol is a renewable energy source. (a) True (b) False
27. 27.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
28. 28.True or false: coal is a renewable energy source. (a) True (b) False
29. 29.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) diesel (d) coal
30. 30.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
31. 31.Which of these is reuse (use again)? (a) plant in old tyres (b) melt cans into new cans (c) pulp old paper (d) switch off unused lights
32. 32.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
33. 33.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
36. 36.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
37. 37.Which of these is recycle (make new things)? (a) melt glass into new jars (b) switch off unused lights (c) fix a dripping tap (d) print on both sides
38. 38.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
39. 39.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.True or false: wind is a non-renewable energy source. (a) False (b) True

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