Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 369 · 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) reduce (b) recycle (c) reuse
2. 2.True or false: petrol is a non-renewable energy source. (a) False (b) True
3. 3.True or false: sunlight is a renewable energy source. (a) False (b) True
4. 4.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
5. 5.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
6. 6.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
8. 8.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) sunlight (d) coal
9. 9.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
10. 10.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) lasts one day (d) wastes water
11. 11.True or false: diesel is a renewable energy source. (a) False (b) True
12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reuse, recycle, reduce (d) reduce, reuse, recycle
13. 13.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
14. 14.Which of these is recycle (make new things)? (a) plant in old tyres (b) carry a cloth bag (c) print on both sides (d) pulp old paper
15. 15.Which of these is reuse (use again)? (a) melt cans into new cans (b) pulp old paper (c) reuse gift paper (d) switch off unused lights
16. 16.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
17. 17.True or false: flowing river water is a renewable energy source. (a) True (b) False
18. 18.Which of these is reduce (use less)? (a) print on both sides (b) reuse gift paper (c) refill a water bottle (d) turn plastic into tiles
19. 19.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) reuse gift paper (d) refill a water bottle
21. 21.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
22. 22.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
24. 24.True or false: diesel is a non-renewable energy source. (a) True (b) False
25. 25.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
26. 26.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ 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?
29. 29.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
30. 30.Which of these is reuse (use again)? (a) buy less packaging (b) use a jar as a pen stand (c) switch off unused lights (d) turn plastic into tiles
31. 31.Which of these is reuse (use again)? (a) carry a cloth bag (b) refill a water bottle (c) switch off unused lights (d) print on both sides
32. 32.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.♻️ 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?
34. 34.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
35. 35.True or false: coal is a renewable energy source. (a) False (b) True
36. 36.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
37. 37.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.True or false: natural gas is a non-renewable energy source. (a) True (b) False
40. 40.True or false: wind is a renewable energy source. (a) False (b) True

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