Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 641 · 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 energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
2. 2.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) print on both sides (d) buy less packaging
3. 3.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
4. 4.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
6. 6.Which of these is reuse (use again)? (a) refill a water bottle (b) fix a dripping tap (c) print on both sides (d) carry a cloth bag
7. 7.Which of these is recycle (make new things)? (a) give old books away (b) use a jar as a pen stand (c) print on both sides (d) melt cans into new cans
8. 8.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is recycle (make new things)? (a) print on both sides (b) refill a water bottle (c) turn plastic into tiles (d) switch off unused lights
10. 10.True or false: petrol is a renewable energy source. (a) True (b) False
11. 11.Which of these is reuse (use again)? (a) buy less packaging (b) fix a dripping tap (c) pulp old paper (d) use a jar as a pen stand
12. 12.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
14. 14.True or false: sunlight is a renewable energy source. (a) True (b) False
15. 15.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.True or false: coal is a renewable energy source. (a) False (b) True
17. 17.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
18. 18.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
19. 19.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
20. 20.♻️ 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?
21. 21.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.Which of these is reduce (use less)? (a) melt cans into new cans (b) carry a cloth bag (c) refill a water bottle (d) plant in old tyres
25. 25.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
26. 26.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) reuse, recycle, reduce
27. 27.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
28. 28.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 2500 bottles?
29. 29.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
30. 30.Which of these is reduce (use less)? (a) give old books away (b) switch off unused lights (c) reuse gift paper (d) refill a water bottle
31. 31.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
33. 33.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
34. 34.Which of these is recycle (make new things)? (a) refill a water bottle (b) reuse gift paper (c) print on both sides (d) melt glass into new jars
35. 35.True or false: flowing river water is a renewable energy source. (a) False (b) True
36. 36.Which of these is reduce (use less)? (a) print on both sides (b) plant in old tyres (c) refill a water bottle (d) melt cans into new cans
37. 37.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
39. 39.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?

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