Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 313 · 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.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
4. 4.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
5. 5.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
6. 6.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) protects the future (d) uses the most plastic
7. 7.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
8. 8.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
9. 9.True or false: petrol is a renewable energy source. (a) False (b) True
10. 10.True or false: petrol is a non-renewable energy source. (a) False (b) True
11. 11.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
12. 12.Which of these is reduce (use less)? (a) melt cans into new cans (b) use a jar as a pen stand (c) pulp old paper (d) switch off unused lights
13. 13.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
14. 14.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.Which of these is reuse (use again)? (a) melt cans into new cans (b) use a jar as a pen stand (c) carry a cloth bag (d) melt glass into new jars
16. 16.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
17. 17.Which of these is reduce (use less)? (a) plant in old tyres (b) carry a cloth bag (c) melt cans into new cans (d) use a jar as a pen stand
18. 18.Which of these is recycle (make new things)? (a) refill a water bottle (b) melt cans into new cans (c) reuse gift paper (d) switch off unused lights
19. 19.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
21. 21.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
22. 22.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
24. 24.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.True or false: coal is a non-renewable energy source. (a) True (b) False
26. 26.Which of these is recycle (make new things)? (a) carry a cloth bag (b) plant in old tyres (c) reuse gift paper (d) turn plastic into tiles
27. 27.Which of these is reuse (use again)? (a) switch off unused lights (b) turn plastic into tiles (c) print on both sides (d) refill a water bottle
28. 28.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
29. 29.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
30. 30.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
31. 31.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
32. 32.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
33. 33.True or false: natural gas is a non-renewable energy source. (a) False (b) True
34. 34.♻️ 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?
35. 35.True or false: sunlight is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
38. 38.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1000 bottles?

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