Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 732 · 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.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
2. 2.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2700 bottles?
3. 3.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
4. 4.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reuse (c) reduce
6. 6.True or false: sunlight is a non-renewable energy source. (a) False (b) True
7. 7.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) reuse, recycle, reduce (d) recycle, reuse, reduce
8. 8.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 2000 bottles?
9. 9.Which of these is recycle (make new things)? (a) give old books away (b) use a jar as a pen stand (c) melt cans into new cans (d) print on both sides
10. 10.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: coal is a non-renewable energy source. (a) False (b) True
16. 16.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
17. 17.True or false: diesel is a renewable energy source. (a) False (b) True
18. 18.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 400 bottles?
19. 19.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
21. 21.Which of these is recycle (make new things)? (a) plant in old tyres (b) fix a dripping tap (c) turn plastic into tiles (d) switch off unused lights
22. 22.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
23. 23.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
24. 24.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
25. 25.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) lasts one day (d) protects the future
27. 27.Which of these is reduce (use less)? (a) reuse gift paper (b) pulp old paper (c) carry a cloth bag (d) plant in old tyres
28. 28.Which of these is reduce (use less)? (a) reuse gift paper (b) pulp old paper (c) use a jar as a pen stand (d) buy less packaging
29. 29.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
30. 30.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.True or false: sunlight is a renewable energy source. (a) True (b) False
32. 32.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
33. 33.True or false: flowing river water is a renewable energy source. (a) False (b) True
34. 34.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.Which of these is recycle (make new things)? (a) buy less packaging (b) melt glass into new jars (c) print on both sides (d) fix a dripping tap
36. 36.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3500 bottles?
37. 37.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
38. 38.Which of these is reuse (use again)? (a) melt cans into new cans (b) buy less packaging (c) refill a water bottle (d) switch off unused lights
39. 39.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
40. 40.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable

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