Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 378 · 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 reduce (use less)? (a) turn plastic into tiles (b) melt cans into new cans (c) switch off unused lights (d) reuse gift paper
2. 2.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
4. 4.True or false: petrol is a non-renewable energy source. (a) False (b) True
5. 5.♻️ 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?
6. 6.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) switch off unused lights (c) turn plastic into tiles (d) carry a cloth bag
7. 7.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) uses the most plastic (d) wastes water
8. 8.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
12. 12.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
13. 13.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
15. 15.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
17. 17.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
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.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is reuse (use again)? (a) turn plastic into tiles (b) print on both sides (c) use a jar as a pen stand (d) switch off unused lights
21. 21.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
22. 22.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
23. 23.True or false: petrol is a renewable energy source. (a) False (b) True
24. 24.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.True or false: natural gas is a non-renewable energy source. (a) True (b) False
26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ A project report has 90 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
29. 29.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
31. 31.True or false: coal is a renewable energy source. (a) True (b) False
32. 32.Which of these is reduce (use less)? (a) reuse gift paper (b) plant in old tyres (c) melt cans into new cans (d) fix a dripping tap
33. 33.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
34. 34.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) buy less packaging (d) melt cans into new cans
35. 35.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1500 bottles?
36. 36.Which of these is reduce (use less)? (a) melt glass into new jars (b) carry a cloth bag (c) plant in old tyres (d) pulp old paper
37. 37.True or false: biogas from waste is a renewable energy source. (a) False (b) True
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
39. 39.♻️ A project report has 60 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?

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