Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 817 · 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 recycle (make new things)? (a) melt cans into new cans (b) carry a cloth bag (c) fix a dripping tap (d) give old books away
2. 2.True or false: wind is a non-renewable energy source. (a) False (b) True
3. 3.True or false: diesel is a renewable energy source. (a) False (b) True
4. 4.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
5. 5.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
6. 6.Which of these is reduce (use less)? (a) switch off unused lights (b) use a jar as a pen stand (c) turn plastic into tiles (d) reuse gift paper
7. 7.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
8. 8.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) recycle, reuse, reduce
9. 9.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
10. 10.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
12. 12.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) reuse gift paper (c) refill a water bottle (d) switch off unused lights
13. 13.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
14. 14.Which of these is reuse (use again)? (a) plant in old tyres (b) buy less packaging (c) switch off unused lights (d) turn plastic into tiles
15. 15.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
17. 17.Which of these is reduce (use less)? (a) buy less packaging (b) use a jar as a pen stand (c) give old books away (d) turn plastic into tiles
18. 18.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
19. 19.True or false: biogas from waste is a renewable energy source. (a) True (b) False
20. 20.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
22. 22.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
24. 24.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
25. 25.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.True or false: petrol is a non-renewable energy source. (a) False (b) True
27. 27.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
28. 28.Which of these is reuse (use again)? (a) melt cans into new cans (b) give old books away (c) pulp old paper (d) switch off unused lights
29. 29.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.Which of these is reuse (use again)? (a) refill a water bottle (b) melt cans into new cans (c) print on both sides (d) switch off unused lights
31. 31.Which of these is reuse (use again)? (a) reuse gift paper (b) melt cans into new cans (c) switch off unused lights (d) melt glass into new jars
32. 32.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
33. 33.Which of these is reduce (use less)? (a) carry a cloth bag (b) use a jar as a pen stand (c) refill a water bottle (d) give old books away
34. 34.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
35. 35.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
37. 37.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
38. 38.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
39. 39.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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