Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 395 · 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.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
2. 2.Which of these is recycle (make new things)? (a) refill a water bottle (b) fix a dripping tap (c) reuse gift paper (d) turn plastic into tiles
3. 3.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
4. 4.True or false: petrol is a renewable energy source. (a) True (b) False
5. 5.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.True or false: diesel is a 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.Which of these is recycle (make new things)? (a) print on both sides (b) plant in old tyres (c) melt cans into new cans (d) switch off unused lights
9. 9.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.Which of these is reuse (use again)? (a) print on both sides (b) turn plastic into tiles (c) use a jar as a pen stand (d) carry a cloth bag
11. 11.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
12. 12.Which of these is reuse (use again)? (a) refill a water bottle (b) carry a cloth bag (c) turn plastic into tiles (d) buy less packaging
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
14. 14.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
15. 15.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt glass into new jars (c) buy less packaging (d) plant in old tyres
16. 16.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
18. 18.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
20. 20.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
21. 21.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
23. 23.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
24. 24.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
25. 25.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
26. 26.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
27. 27.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
28. 28.True or false: flowing river water is a renewable energy source. (a) False (b) True
29. 29.Which of these is reuse (use again)? (a) turn plastic into tiles (b) pulp old paper (c) buy less packaging (d) reuse gift paper
30. 30.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.Which of these is reduce (use less)? (a) melt cans into new cans (b) buy less packaging (c) give old books away (d) plant in old tyres
32. 32.Which of these is recycle (make new things)? (a) refill a water bottle (b) buy less packaging (c) pulp old paper (d) reuse gift paper
33. 33.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
34. 34.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) refill a water bottle (c) plant in old tyres (d) switch off unused lights
36. 36.True or false: natural gas is a non-renewable energy source. (a) False (b) True
37. 37.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) print on both sides (d) turn plastic into tiles
38. 38.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1200 bottles?
40. 40.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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