Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 643 · 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.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?
2. 2.Which of these is recycle (make new things)? (a) pulp old paper (b) buy less packaging (c) reuse gift paper (d) fix a dripping tap
3. 3.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
4. 4.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
5. 5.Which of these is reuse (use again)? (a) turn plastic into tiles (b) refill a water bottle (c) switch off unused lights (d) melt cans into new cans
6. 6.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.Which of these is recycle (make new things)? (a) refill a water bottle (b) carry a cloth bag (c) use a jar as a pen stand (d) turn plastic into tiles
8. 8.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
11. 11.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
12. 12.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
13. 13.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) wastes water (d) lasts one day
14. 14.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
15. 15.Which of these is reuse (use again)? (a) give old books away (b) switch off unused lights (c) melt cans into new cans (d) buy less packaging
16. 16.Which of these is recycle (make new things)? (a) reuse gift paper (b) switch off unused lights (c) print on both sides (d) melt cans into new cans
17. 17.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
19. 19.True or false: coal is a renewable energy source. (a) True (b) False
20. 20.Which of these is reduce (use less)? (a) pulp old paper (b) fix a dripping tap (c) use a jar as a pen stand (d) reuse gift paper
21. 21.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.True or false: biogas from waste is a renewable energy source. (a) False (b) True
23. 23.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
24. 24.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) reuse (c) recycle
25. 25.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) pulp old paper (d) carry a cloth bag
26. 26.♻️ 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
27. 27.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
28. 28.True or false: sunlight is a renewable energy source. (a) False (b) True
29. 29.Which of these is reuse (use again)? (a) switch off unused lights (b) carry a cloth bag (c) reuse gift paper (d) melt glass into new jars
30. 30.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
31. 31.Which of these is reduce (use less)? (a) melt cans into new cans (b) buy less packaging (c) refill a water bottle (d) turn plastic into tiles
32. 32.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
33. 33.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
35. 35.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.True or false: wind is a non-renewable energy source. (a) True (b) False
37. 37.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
38. 38.True or false: sunlight is a non-renewable energy source. (a) True (b) False
39. 39.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.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) melt cans into new cans

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