Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 382 · 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 reuse (use again)? (a) pulp old paper (b) print on both sides (c) fix a dripping tap (d) give old books away
2. 2.Which of these is reduce (use less)? (a) buy less packaging (b) melt cans into new cans (c) refill a water bottle (d) melt glass into new jars
3. 3.Which of these is reduce (use less)? (a) pulp old paper (b) refill a water bottle (c) fix a dripping tap (d) melt glass into new jars
4. 4.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
5. 5.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
6. 6.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
8. 8.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
10. 10.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
11. 11.♻️ A project report has 70 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
13. 13.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
16. 16.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
19. 19.♻️ Which energy source will never run out? (a) coal (b) petrol (c) sunlight (d) diesel
20. 20.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) pulp old paper (c) print on both sides (d) give old books away
21. 21.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
22. 22.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
24. 24.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
25. 25.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
26. 26.True or false: sunlight is a non-renewable energy source. (a) True (b) False
27. 27.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
28. 28.Which of these is reuse (use again)? (a) fix a dripping tap (b) melt glass into new jars (c) use a jar as a pen stand (d) melt cans into new cans
29. 29.Which of these is reduce (use less)? (a) melt cans into new cans (b) use a jar as a pen stand (c) reuse gift paper (d) carry a cloth bag
30. 30.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
31. 31.True or false: wind is a non-renewable energy source. (a) True (b) False
32. 32.True or false: wind is a renewable energy source. (a) True (b) False
33. 33.True or false: flowing river water is a renewable energy source. (a) True (b) False
34. 34.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
35. 35.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
36. 36.True or false: natural gas is a renewable energy source. (a) True (b) False
37. 37.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
39. 39.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1000 bottles?
40. 40.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce

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