Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 913 · 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 recycle (make new things)? (a) turn plastic into tiles (b) reuse gift paper (c) carry a cloth bag (d) print on both sides
2. 2.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 600 bottles?
3. 3.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
4. 4.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
5. 5.True or false: wind is a renewable energy source. (a) False (b) True
6. 6.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.Which of these is reduce (use less)? (a) turn plastic into tiles (b) switch off unused lights (c) melt glass into new jars (d) give old books away
8. 8.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) burn, bury, forget
13. 13.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
14. 14.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
15. 15.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
16. 16.True or false: petrol is a renewable energy source. (a) True (b) False
17. 17.True or false: sunlight is a renewable energy source. (a) False (b) True
18. 18.Which of these is reuse (use again)? (a) buy less packaging (b) print on both sides (c) switch off unused lights (d) use a jar as a pen stand
19. 19.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 2500 bottles?
20. 20.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic
21. 21.True or false: coal is a renewable energy source. (a) False (b) True
22. 22.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.Which of these is recycle (make new things)? (a) refill a water bottle (b) reuse gift paper (c) pulp old paper (d) switch off unused lights
24. 24.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
25. 25.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3150 bottles?
27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.Which of these is reduce (use less)? (a) reuse gift paper (b) carry a cloth bag (c) refill a water bottle (d) give old books away
29. 29.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) reuse gift paper (c) fix a dripping tap (d) melt glass into new jars
30. 30.Which of these is reduce (use less)? (a) give old books away (b) turn plastic into tiles (c) refill a water bottle (d) print on both sides
31. 31.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
32. 32.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
33. 33.True or false: biogas from waste is a renewable energy source. (a) False (b) True
34. 34.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) refill a water bottle (d) carry a cloth bag
35. 35.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
37. 37.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
39. 39.♻️ A project report has 42 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 100 recycled plastic bottles. How many benches can be made from 200 bottles?

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