Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 908 · 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 800 bottles?
2. 2.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
3. 3.True or false: sunlight is a renewable energy source. (a) True (b) False
4. 4.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
6. 6.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
7. 7.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
8. 8.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
9. 9.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.Which of these is reduce (use less)? (a) give old books away (b) fix a dripping tap (c) refill a water bottle (d) pulp old paper
12. 12.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
13. 13.Which of these is reduce (use less)? (a) melt cans into new cans (b) switch off unused lights (c) reuse gift paper (d) turn plastic into tiles
14. 14.Which of these is recycle (make new things)? (a) refill a water bottle (b) melt cans into new cans (c) plant in old tyres (d) give old books away
15. 15.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) lasts one day (d) protects the future
17. 17.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
19. 19.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
21. 21.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
22. 22.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
23. 23.♻️ 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
24. 24.True or false: flowing river water is a renewable energy source. (a) True (b) False
25. 25.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.Which of these is reuse (use again)? (a) turn plastic into tiles (b) give old books away (c) pulp old paper (d) switch off unused lights
27. 27.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.True or false: petrol is a non-renewable energy source. (a) False (b) True
29. 29.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
30. 30.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
31. 31.True or false: natural gas is a renewable energy source. (a) False (b) True
32. 32.True or false: biogas from waste is a renewable energy source. (a) True (b) False
33. 33.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
34. 34.True or false: diesel is a non-renewable energy source. (a) False (b) True
35. 35.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
37. 37.True or false: coal is a non-renewable energy source. (a) True (b) False
38. 38.Which of these is reduce (use less)? (a) print on both sides (b) refill a water bottle (c) plant in old tyres (d) give old books away
39. 39.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable

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