Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 629 · 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.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
3. 3.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.True or false: wind is a renewable energy source. (a) True (b) False
5. 5.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) coal (d) petrol
6. 6.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
10. 10.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.Which of these is reduce (use less)? (a) reuse gift paper (b) give old books away (c) melt glass into new jars (d) carry a cloth bag
12. 12.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
13. 13.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
14. 14.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) uses the most plastic (d) protects the future
15. 15.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
16. 16.♻️ A project report has 90 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1500 bottles?
18. 18.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt glass into new jars (c) carry a cloth bag (d) give old books away
19. 19.True or false: coal is a non-renewable energy source. (a) True (b) False
20. 20.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
21. 21.Which of these is reduce (use less)? (a) print on both sides (b) melt cans into new cans (c) refill a water bottle (d) pulp old paper
22. 22.Which of these is reuse (use again)? (a) carry a cloth bag (b) use a jar as a pen stand (c) pulp old paper (d) turn plastic into tiles
23. 23.True or false: diesel is a renewable energy source. (a) False (b) True
24. 24.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
26. 26.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.True or false: sunlight is a renewable energy source. (a) True (b) False
28. 28.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
29. 29.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.Which of these is reduce (use less)? (a) turn plastic into tiles (b) buy less packaging (c) plant in old tyres (d) use a jar as a pen stand
32. 32.True or false: biogas from waste is a renewable energy source. (a) True (b) False
33. 33.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 450 bottles?
34. 34.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
35. 35.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
36. 36.True or false: flowing river water is a renewable energy source. (a) True (b) False
37. 37.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
39. 39.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 800 bottles?
40. 40.Which of these is recycle (make new things)? (a) switch off unused lights (b) turn plastic into tiles (c) refill a water bottle (d) print on both sides

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