Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 460 · 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.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
2. 2.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
3. 3.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
4. 4.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
5. 5.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
6. 6.Which of these is reuse (use again)? (a) melt cans into new cans (b) give old books away (c) switch off unused lights (d) fix a dripping tap
7. 7.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
10. 10.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
11. 11.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
12. 12.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
14. 14.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) reuse, recycle, reduce
15. 15.Which of these is reduce (use less)? (a) carry a cloth bag (b) melt cans into new cans (c) turn plastic into tiles (d) plant in old tyres
16. 16.True or false: natural gas is a non-renewable energy source. (a) True (b) False
17. 17.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 4200 bottles?
18. 18.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
21. 21.True or false: petrol is a renewable energy source. (a) True (b) False
22. 22.True or false: biogas from waste is a renewable energy source. (a) True (b) False
23. 23.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
25. 25.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.Which of these is reuse (use again)? (a) pulp old paper (b) refill a water bottle (c) print on both sides (d) carry a cloth bag
27. 27.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.Which of these is recycle (make new things)? (a) buy less packaging (b) turn plastic into tiles (c) switch off unused lights (d) use a jar as a pen stand
29. 29.♻️ A sustainable design … (a) protects the future (b) wastes water (c) uses the most plastic (d) lasts one day
30. 30.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
32. 32.Which of these is reduce (use less)? (a) print on both sides (b) pulp old paper (c) give old books away (d) plant in old tyres
33. 33.Which of these is recycle (make new things)? (a) print on both sides (b) switch off unused lights (c) melt cans into new cans (d) plant in old tyres
34. 34.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.True or false: diesel is a non-renewable energy source. (a) True (b) False
36. 36.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
37. 37.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) print on both sides (c) pulp old paper (d) refill a water bottle
38. 38.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) turn plastic into tiles (d) buy less packaging
40. 40.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?

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