Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 912 · 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) use a jar as a pen stand (c) carry a cloth bag (d) pulp old paper
2. 2.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
5. 5.♻️ 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
6. 6.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
7. 7.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ A sustainable design … (a) wastes water (b) protects the future (c) lasts one day (d) uses the most plastic
9. 9.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
11. 11.True or false: sunlight is a non-renewable energy source. (a) False (b) True
12. 12.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
14. 14.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1800 bottles?
15. 15.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
16. 16.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 600 bottles?
17. 17.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) coal (d) petrol
18. 18.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
19. 19.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
20. 20.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.Which of these is recycle (make new things)? (a) refill a water bottle (b) carry a cloth bag (c) turn plastic into tiles (d) print on both sides
22. 22.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
24. 24.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
25. 25.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
26. 26.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
27. 27.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
29. 29.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
30. 30.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
31. 31.True or false: wind is a renewable energy source. (a) False (b) True
32. 32.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.True or false: coal is a non-renewable energy source. (a) False (b) True
34. 34.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2200 bottles?
35. 35.True or false: petrol is a non-renewable energy source. (a) True (b) False
36. 36.Which of these is reuse (use again)? (a) print on both sides (b) fix a dripping tap (c) melt glass into new jars (d) refill a water bottle
37. 37.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 900 bottles?
38. 38.Which of these is recycle (make new things)? (a) pulp old paper (b) switch off unused lights (c) use a jar as a pen stand (d) print on both sides
39. 39.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.True or false: diesel is a non-renewable energy source. (a) False (b) True

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