Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 961 · 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.Which of these is reduce (use less)? (a) melt cans into new cans (b) pulp old paper (c) switch off unused lights (d) plant in old tyres
2. 2.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
4. 4.Which of these is reuse (use again)? (a) give old books away (b) switch off unused lights (c) carry a cloth bag (d) print on both sides
5. 5.Which of these is reduce (use less)? (a) melt glass into new jars (b) fix a dripping tap (c) use a jar as a pen stand (d) pulp old paper
6. 6.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2250 bottles?
7. 7.True or false: wind is a renewable energy source. (a) True (b) False
8. 8.♻️ 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
9. 9.True or false: sunlight is a non-renewable energy source. (a) True (b) False
10. 10.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
11. 11.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
12. 12.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
13. 13.♻️ Which energy source will never run out? (a) coal (b) diesel (c) sunlight (d) petrol
14. 14.True or false: sunlight is a renewable energy source. (a) False (b) True
15. 15.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.♻️ A project report has 76 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
18. 18.Which of these is reduce (use less)? (a) turn plastic into tiles (b) refill a water bottle (c) buy less packaging (d) plant in old tyres
19. 19.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) print on both sides (c) melt glass into new jars (d) switch off unused lights
21. 21.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
22. 22.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
23. 23.True or false: coal is a non-renewable energy source. (a) False (b) True
24. 24.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
25. 25.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
27. 27.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
28. 28.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
29. 29.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
30. 30.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
31. 31.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 500 bottles?
32. 32.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
33. 33.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
34. 34.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
35. 35.Which of these is reduce (use less)? (a) print on both sides (b) pulp old paper (c) plant in old tyres (d) give old books away
36. 36.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
37. 37.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
39. 39.♻️ A project report has 70 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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