Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 383 · 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: refill a water bottle? (a) reuse (b) recycle (c) reduce
2. 2.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
3. 3.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
4. 4.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.True or false: sunlight is a non-renewable energy source. (a) True (b) False
6. 6.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
7. 7.True or false: natural gas is a non-renewable energy source. (a) True (b) False
8. 8.True or false: diesel is a non-renewable energy source. (a) False (b) True
9. 9.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
10. 10.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
13. 13.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
14. 14.Which of these is recycle (make new things)? (a) melt cans into new cans (b) switch off unused lights (c) give old books away (d) carry a cloth bag
15. 15.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
16. 16.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) buy less packaging (c) reuse gift paper (d) plant in old tyres
17. 17.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
18. 18.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
19. 19.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1000 bottles?
21. 21.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.True or false: natural gas is a renewable energy source. (a) False (b) True
24. 24.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5000 bottles?
25. 25.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
26. 26.True or false: coal is a renewable energy source. (a) True (b) False
27. 27.True or false: sunlight is a renewable energy source. (a) False (b) True
28. 28.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
29. 29.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.Which of these is recycle (make new things)? (a) fix a dripping tap (b) refill a water bottle (c) turn plastic into tiles (d) buy less packaging
31. 31.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
32. 32.Which of these is reduce (use less)? (a) turn plastic into tiles (b) pulp old paper (c) give old books away (d) print on both sides
33. 33.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.True or false: coal is a non-renewable energy source. (a) True (b) False
35. 35.♻️ Which energy source will never run out? (a) coal (b) petrol (c) sunlight (d) diesel
36. 36.Which of these is reuse (use again)? (a) melt cans into new cans (b) print on both sides (c) refill a water bottle (d) pulp old paper
37. 37.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
38. 38.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.Which of these is recycle (make new things)? (a) pulp old paper (b) use a jar as a pen stand (c) print on both sides (d) plant in old tyres
40. 40.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse

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