Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 4 · 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.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
2. 2.True or false: flowing river water is a renewable energy source. (a) False (b) True
3. 3.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
4. 4.♻️ 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?
5. 5.♻️ Which energy source will never run out? (a) diesel (b) coal (c) sunlight (d) petrol
6. 6.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
8. 8.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.Which of these is reuse (use again)? (a) melt cans into new cans (b) melt glass into new jars (c) use a jar as a pen stand (d) print on both sides
10. 10.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
12. 12.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reuse (c) reduce
13. 13.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
14. 14.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
15. 15.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
17. 17.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) recycle, reuse, reduce
19. 19.True or false: coal is a non-renewable energy source. (a) False (b) True
20. 20.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) switch off unused lights (d) give old books away
22. 22.Which of these is recycle (make new things)? (a) give old books away (b) switch off unused lights (c) melt glass into new jars (d) fix a dripping tap
23. 23.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) 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 6 weeks?
25. 25.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
26. 26.Which of these is reduce (use less)? (a) turn plastic into tiles (b) reuse gift paper (c) print on both sides (d) pulp old paper
27. 27.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
29. 29.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
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 8 weeks?
31. 31.Which of these is recycle (make new things)? (a) melt cans into new cans (b) switch off unused lights (c) carry a cloth bag (d) plant in old tyres
32. 32.True or false: wind is a renewable energy source. (a) False (b) True
33. 33.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
34. 34.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
36. 36.True or false: wind is a non-renewable energy source. (a) True (b) False
37. 37.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
38. 38.Which of these is reduce (use less)? (a) give old books away (b) turn plastic into tiles (c) fix a dripping tap (d) use a jar as a pen stand
39. 39.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3500 bottles?

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