Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 957 · 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 school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
2. 2.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) recycle (c) reuse
3. 3.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ A project report has 90 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2200 bottles?
6. 6.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
10. 10.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) reuse, recycle, reduce (d) recycle, reuse, reduce
12. 12.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
13. 13.True or false: diesel is a renewable energy source. (a) True (b) False
14. 14.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) refill a water bottle (c) switch off unused lights (d) melt glass into new jars
15. 15.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
16. 16.True or false: coal is a renewable energy source. (a) False (b) True
17. 17.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
18. 18.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
19. 19.Which of these is reduce (use less)? (a) give old books away (b) carry a cloth bag (c) refill a water bottle (d) melt cans into new cans
20. 20.Which of these is reduce (use less)? (a) melt glass into new jars (b) melt cans into new cans (c) buy less packaging (d) reuse gift paper
21. 21.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) melt cans into new cans (c) switch off unused lights (d) pulp old paper
22. 22.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
23. 23.Which of these is recycle (make new things)? (a) fix a dripping tap (b) use a jar as a pen stand (c) melt cans into new cans (d) reuse gift paper
24. 24.True or false: petrol is a renewable energy source. (a) True (b) False
25. 25.Which of these is reduce (use less)? (a) print on both sides (b) refill a water bottle (c) melt glass into new jars (d) use a jar as a pen stand
26. 26.True or false: wind is a renewable energy source. (a) False (b) True
27. 27.♻️ A project report has 76 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.True or false: sunlight is a renewable energy source. (a) True (b) False
29. 29.Which of these is reuse (use again)? (a) melt cans into new cans (b) switch off unused lights (c) use a jar as a pen stand (d) turn plastic into tiles
30. 30.True or false: natural gas is a renewable energy source. (a) True (b) False
31. 31.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
32. 32.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
33. 33.True or false: natural gas is a non-renewable energy source. (a) True (b) False
34. 34.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
36. 36.♻️ A project report has 60 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
38. 38.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.True or false: sunlight is a non-renewable energy source. (a) True (b) False
40. 40.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?

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