Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 484 · 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: natural gas is a non-renewable energy source. (a) True (b) False
2. 2.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) reuse (c) recycle
3. 3.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
4. 4.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
5. 5.Which of these is reuse (use again)? (a) melt cans into new cans (b) plant in old tyres (c) print on both sides (d) turn plastic into tiles
6. 6.♻️ 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?
7. 7.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
8. 8.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
10. 10.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
11. 11.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
12. 12.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) coal (d) diesel
13. 13.♻️ A project report has 18 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.Which of these is recycle (make new things)? (a) carry a cloth bag (b) melt cans into new cans (c) refill a water bottle (d) plant in old tyres
15. 15.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
16. 16.True or false: petrol is a non-renewable energy source. (a) False (b) True
17. 17.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
18. 18.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
19. 19.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
20. 20.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
21. 21.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.Which of these is reduce (use less)? (a) turn plastic into tiles (b) print on both sides (c) melt cans into new cans (d) use a jar as a pen stand
23. 23.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
24. 24.Which of these is reuse (use again)? (a) melt cans into new cans (b) melt glass into new jars (c) pulp old paper (d) refill a water bottle
25. 25.Which of these is reduce (use less)? (a) turn plastic into tiles (b) reuse gift paper (c) give old books away (d) buy less packaging
26. 26.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
27. 27.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
28. 28.True or false: wind is a renewable energy source. (a) True (b) False
29. 29.♻️ A project report has 24 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
32. 32.True or false: sunlight is a non-renewable energy source. (a) True (b) False
33. 33.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) melt cans into new cans (c) turn plastic into tiles (d) fix a dripping tap
35. 35.Which of these is reuse (use again)? (a) melt glass into new jars (b) carry a cloth bag (c) reuse gift paper (d) turn plastic into tiles
36. 36.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2450 bottles?
37. 37.Which of these is reduce (use less)? (a) refill a water bottle (b) turn plastic into tiles (c) melt glass into new jars (d) carry a cloth bag
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
39. 39.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
40. 40.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True

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