Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 855 · 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: print on both sides? (a) reuse (b) recycle (c) reduce
2. 2.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
3. 3.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
4. 4.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
5. 5.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.Which of these is recycle (make new things)? (a) print on both sides (b) use a jar as a pen stand (c) turn plastic into tiles (d) switch off unused lights
7. 7.True or false: diesel is a renewable energy source. (a) True (b) False
8. 8.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
9. 9.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
10. 10.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
11. 11.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
12. 12.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) recycle, reuse, reduce
13. 13.Which of these is recycle (make new things)? (a) carry a cloth bag (b) refill a water bottle (c) print on both sides (d) melt glass into new jars
14. 14.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
16. 16.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
18. 18.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
19. 19.♻️ 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?
20. 20.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
21. 21.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
22. 22.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
23. 23.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
24. 24.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2100 bottles?
25. 25.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.True or false: petrol is a renewable energy source. (a) True (b) False
27. 27.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
29. 29.True or false: coal is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
31. 31.Which of these is recycle (make new things)? (a) buy less packaging (b) melt cans into new cans (c) give old books away (d) carry a cloth bag
32. 32.Which of these is reduce (use less)? (a) carry a cloth bag (b) pulp old paper (c) melt cans into new cans (d) plant in old tyres
33. 33.True or false: wind is a renewable energy source. (a) True (b) False
34. 34.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
36. 36.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
37. 37.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
40. 40.True or false: flowing river water is a renewable energy source. (a) False (b) True

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