Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 580 · 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.True or false: diesel is a renewable energy source. (a) False (b) True
2. 2.Which of these is recycle (make new things)? (a) buy less packaging (b) turn plastic into tiles (c) refill a water bottle (d) reuse gift paper
3. 3.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
4. 4.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
6. 6.True or false: diesel is a non-renewable energy source. (a) True (b) False
7. 7.♻️ Which energy source will never run out? (a) diesel (b) coal (c) petrol (d) sunlight
8. 8.True or false: petrol is a renewable energy source. (a) True (b) False
9. 9.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
10. 10.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
11. 11.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
12. 12.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: coal is a renewable energy source. (a) False (b) True
16. 16.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) give old books away (d) fix a dripping tap
17. 17.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.Which of these is recycle (make new things)? (a) pulp old paper (b) fix a dripping tap (c) print on both sides (d) carry a cloth bag
19. 19.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
20. 20.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
23. 23.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
25. 25.♻️ 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?
26. 26.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
27. 27.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
28. 28.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
30. 30.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
31. 31.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
32. 32.Which of these is reduce (use less)? (a) fix a dripping tap (b) plant in old tyres (c) refill a water bottle (d) pulp old paper
33. 33.Which of these is reuse (use again)? (a) turn plastic into tiles (b) print on both sides (c) refill a water bottle (d) carry a cloth bag
34. 34.Which of these is recycle (make new things)? (a) buy less packaging (b) use a jar as a pen stand (c) melt glass into new jars (d) fix a dripping tap
35. 35.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 600 bottles?
36. 36.True or false: flowing river water is a renewable energy source. (a) True (b) False
37. 37.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
38. 38.Which of these is reuse (use again)? (a) plant in old tyres (b) buy less packaging (c) carry a cloth bag (d) print on both sides
39. 39.Which of these is recycle (make new things)? (a) melt cans into new cans (b) carry a cloth bag (c) use a jar as a pen stand (d) reuse gift paper
40. 40.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) wastes water (d) lasts one day

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