Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 532 · 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: melt cans into new cans? (a) reduce (b) reuse (c) recycle
2. 2.Which of these is recycle (make new things)? (a) melt cans into new cans (b) print on both sides (c) reuse gift paper (d) use a jar as a pen stand
3. 3.Which of these is recycle (make new things)? (a) print on both sides (b) carry a cloth bag (c) turn plastic into tiles (d) refill a water bottle
4. 4.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
5. 5.Which of these is recycle (make new things)? (a) reuse gift paper (b) pulp old paper (c) give old books away (d) refill a water bottle
6. 6.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
7. 7.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.Which of these is reuse (use again)? (a) fix a dripping tap (b) turn plastic into tiles (c) use a jar as a pen stand (d) pulp old paper
12. 12.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
13. 13.True or false: diesel is a renewable energy source. (a) True (b) False
14. 14.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
15. 15.Which of these is reuse (use again)? (a) melt cans into new cans (b) print on both sides (c) pulp old paper (d) plant in old tyres
16. 16.True or false: biogas from waste is a renewable energy source. (a) False (b) True
17. 17.True or false: coal is a renewable energy source. (a) True (b) False
18. 18.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5000 bottles?
19. 19.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
20. 20.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) petrol (d) diesel
21. 21.♻️ A project report has 60 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic
23. 23.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
24. 24.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
26. 26.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.True or false: petrol is a non-renewable energy source. (a) False (b) True
29. 29.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
30. 30.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) burn, bury, forget
31. 31.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
33. 33.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
34. 34.Which of these is reduce (use less)? (a) turn plastic into tiles (b) give old books away (c) use a jar as a pen stand (d) fix a dripping tap
35. 35.Which of these is reuse (use again)? (a) switch off unused lights (b) buy less packaging (c) fix a dripping tap (d) refill a water bottle
36. 36.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
37. 37.♻️ 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?
38. 38.Which of these is reuse (use again)? (a) fix a dripping tap (b) print on both sides (c) melt cans into new cans (d) reuse gift paper
39. 39.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse

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