Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 812 · 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) print on both sides (b) switch off unused lights (c) turn plastic into tiles (d) plant in old tyres
2. 2.Which of these is recycle (make new things)? (a) reuse gift paper (b) melt glass into new jars (c) switch off unused lights (d) carry a cloth bag
3. 3.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) melt cans into new cans (d) print on both sides
4. 4.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) reuse (c) recycle
5. 5.♻️ A sustainable design … (a) protects the future (b) wastes water (c) lasts one day (d) uses the most plastic
6. 6.True or false: sunlight is a non-renewable energy source. (a) True (b) False
7. 7.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
9. 9.Which of these is recycle (make new things)? (a) reuse gift paper (b) carry a cloth bag (c) refill a water bottle (d) melt cans into new cans
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
11. 11.Which of these is reduce (use less)? (a) fix a dripping tap (b) reuse gift paper (c) refill a water bottle (d) use a jar as a pen stand
12. 12.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.True or false: natural gas is a renewable energy source. (a) False (b) True
14. 14.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
15. 15.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
18. 18.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
19. 19.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) melt cans into new cans (d) buy less packaging
20. 20.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4500 bottles?
21. 21.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
22. 22.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
24. 24.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
27. 27.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
28. 28.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
29. 29.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
30. 30.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
31. 31.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 750 bottles?
33. 33.♻️ A family used to throw away 5 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 recycle (make new things)? (a) pulp old paper (b) reuse gift paper (c) refill a water bottle (d) plant in old tyres
35. 35.Which of these is reuse (use again)? (a) turn plastic into tiles (b) buy less packaging (c) melt glass into new jars (d) use a jar as a pen stand
36. 36.Which of these is reduce (use less)? (a) plant in old tyres (b) give old books away (c) melt glass into new jars (d) carry a cloth bag
37. 37.♻️ 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?
38. 38.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1800 bottles?
39. 39.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.Which of these is recycle (make new things)? (a) reuse gift paper (b) switch off unused lights (c) turn plastic into tiles (d) plant in old tyres

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