Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 77 · 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: give old books away? (a) reduce (b) recycle (c) reuse
2. 2.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
3. 3.True or false: flowing river water is a renewable energy source. (a) True (b) False
4. 4.Which of these is recycle (make new things)? (a) carry a cloth bag (b) use a jar as a pen stand (c) turn plastic into tiles (d) refill a water bottle
5. 5.Which of these is reduce (use less)? (a) melt glass into new jars (b) refill a water bottle (c) give old books away (d) print on both sides
6. 6.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
8. 8.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.True or false: natural gas is a non-renewable energy source. (a) False (b) True
11. 11.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
12. 12.True or false: biogas from waste is a renewable energy source. (a) False (b) True
13. 13.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) fix a dripping tap (c) give old books away (d) pulp old paper
14. 14.♻️ 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
15. 15.True or false: sunlight is a renewable energy source. (a) False (b) True
16. 16.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
17. 17.Which of these is reuse (use again)? (a) plant in old tyres (b) print on both sides (c) switch off unused lights (d) melt glass into new jars
18. 18.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
19. 19.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
20. 20.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.Which of these is recycle (make new things)? (a) pulp old paper (b) fix a dripping tap (c) plant in old tyres (d) buy less packaging
23. 23.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) protects the future (d) uses the most plastic
24. 24.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
25. 25.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
26. 26.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
27. 27.Which of these is recycle (make new things)? (a) reuse gift paper (b) carry a cloth bag (c) melt cans into new cans (d) use a jar as a pen stand
28. 28.True or false: wind is a renewable energy source. (a) False (b) True
29. 29.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
30. 30.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
32. 32.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
33. 33.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.Which of these is reuse (use again)? (a) carry a cloth bag (b) pulp old paper (c) reuse gift paper (d) melt glass into new jars
35. 35.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
36. 36.True or false: petrol is a renewable energy source. (a) False (b) True
37. 37.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
38. 38.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.Which of these is reduce (use less)? (a) carry a cloth bag (b) melt glass into new jars (c) reuse gift paper (d) use a jar as a pen stand

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