Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 708 · 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: reuse gift paper? (a) reduce (b) recycle (c) reuse
2. 2.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
3. 3.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
4. 4.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
5. 5.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) switch off unused lights (d) use a jar as a pen stand
8. 8.True or false: sunlight is a renewable energy source. (a) True (b) False
9. 9.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) sunlight (d) coal
10. 10.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
11. 11.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
12. 12.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reuse (c) reduce
14. 14.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
17. 17.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
18. 18.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
19. 19.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is reduce (use less)? (a) buy less packaging (b) use a jar as a pen stand (c) pulp old paper (d) reuse gift paper
21. 21.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
22. 22.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
24. 24.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 900 bottles?
26. 26.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
27. 27.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.True or false: petrol is a renewable energy source. (a) True (b) False
29. 29.True or false: wind is a renewable energy source. (a) True (b) False
30. 30.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
31. 31.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
32. 32.♻️ 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
33. 33.Which of these is reuse (use again)? (a) give old books away (b) turn plastic into tiles (c) print on both sides (d) melt cans into new cans
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 recycle (make new things)? (a) melt cans into new cans (b) fix a dripping tap (c) reuse gift paper (d) switch off unused lights
36. 36.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
37. 37.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
38. 38.Which of these is reuse (use again)? (a) print on both sides (b) switch off unused lights (c) reuse gift paper (d) melt glass into new jars
39. 39.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.Which of these is reduce (use less)? (a) refill a water bottle (b) carry a cloth bag (c) plant in old tyres (d) use a jar as a pen stand

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