Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 587 · 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: flowing river water is a non-renewable energy source. (a) True (b) False
2. 2.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
3. 3.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) protects the future (d) lasts one day
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) recycle (c) reduce
6. 6.True or false: flowing river water is a renewable energy source. (a) False (b) True
7. 7.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) burn, bury, forget (d) reuse, recycle, reduce
8. 8.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is reuse (use again)? (a) print on both sides (b) reuse gift paper (c) turn plastic into tiles (d) pulp old paper
10. 10.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
12. 12.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
13. 13.Which of these is recycle (make new things)? (a) plant in old tyres (b) buy less packaging (c) fix a dripping tap (d) melt cans into new cans
14. 14.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
15. 15.True or false: petrol is a non-renewable energy source. (a) False (b) True
16. 16.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
17. 17.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) switch off unused lights (d) plant in old tyres
18. 18.Which of these is recycle (make new things)? (a) buy less packaging (b) print on both sides (c) pulp old paper (d) refill a water bottle
19. 19.Which of these is recycle (make new things)? (a) carry a cloth bag (b) use a jar as a pen stand (c) turn plastic into tiles (d) print on both sides
20. 20.True or false: wind is a non-renewable energy source. (a) True (b) False
21. 21.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
22. 22.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
24. 24.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
25. 25.True or false: coal is a non-renewable energy source. (a) True (b) False
26. 26.Which of these is reduce (use less)? (a) refill a water bottle (b) switch off unused lights (c) turn plastic into tiles (d) use a jar as a pen stand
27. 27.True or false: petrol is a renewable energy source. (a) True (b) False
28. 28.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.Which of these is reduce (use less)? (a) melt cans into new cans (b) carry a cloth bag (c) turn plastic into tiles (d) use a jar as a pen stand
30. 30.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
31. 31.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
32. 32.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.True or false: natural gas is a renewable energy source. (a) False (b) True
34. 34.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.True or false: natural gas is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
37. 37.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
38. 38.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
39. 39.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
40. 40.Which of these is recycle (make new things)? (a) carry a cloth bag (b) give old books away (c) melt glass into new jars (d) buy less packaging

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