Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 731 · 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: buy less packaging? (a) reduce (b) recycle (c) reuse
2. 2.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.Which of these is reuse (use again)? (a) pulp old paper (b) refill a water bottle (c) print on both sides (d) melt glass into new jars
4. 4.Which of these is reduce (use less)? (a) give old books away (b) switch off unused lights (c) use a jar as a pen stand (d) reuse gift paper
5. 5.Which of these is recycle (make new things)? (a) reuse gift paper (b) refill a water bottle (c) give old books away (d) melt cans into new cans
6. 6.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
7. 7.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) buy less packaging (c) turn plastic into tiles (d) fix a dripping tap
9. 9.Which of these is reduce (use less)? (a) melt cans into new cans (b) reuse gift paper (c) buy less packaging (d) pulp old paper
10. 10.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
13. 13.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) recycle (c) reuse
14. 14.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
15. 15.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
16. 16.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reuse (c) reduce
17. 17.True or false: sunlight is a non-renewable energy source. (a) True (b) False
18. 18.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
19. 19.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.Which of these is reduce (use less)? (a) turn plastic into tiles (b) refill a water bottle (c) melt cans into new cans (d) carry a cloth bag
21. 21.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 600 bottles?
22. 22.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
23. 23.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.Which of these is reduce (use less)? (a) turn plastic into tiles (b) print on both sides (c) refill a water bottle (d) pulp old paper
25. 25.True or false: coal is a renewable energy source. (a) True (b) False
26. 26.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
27. 27.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
28. 28.Which of these is reduce (use less)? (a) pulp old paper (b) reuse gift paper (c) fix a dripping tap (d) refill a water bottle
29. 29.Which of these is reuse (use again)? (a) switch off unused lights (b) plant in old tyres (c) buy less packaging (d) fix a dripping tap
30. 30.♻️ 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?
31. 31.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
32. 32.True or false: diesel is a renewable energy source. (a) True (b) False
33. 33.True or false: biogas from waste is a renewable energy source. (a) True (b) False
34. 34.True or false: flowing river water is a renewable energy source. (a) True (b) False
35. 35.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
36. 36.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.True or false: sunlight is a renewable energy source. (a) True (b) False
38. 38.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?
39. 39.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
40. 40.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce

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