Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 243 · 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) use a jar as a pen stand (b) fix a dripping tap (c) melt cans into new cans (d) print on both sides
2. 2.♻️ 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?
3. 3.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) coal (d) diesel
4. 4.Which of these is recycle (make new things)? (a) pulp old paper (b) print on both sides (c) use a jar as a pen stand (d) switch off unused lights
5. 5.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
6. 6.True or false: coal is a renewable energy source. (a) True (b) False
7. 7.Which of these is recycle (make new things)? (a) melt glass into new jars (b) reuse gift paper (c) carry a cloth bag (d) switch off unused lights
8. 8.True or false: natural gas is a renewable energy source. (a) True (b) False
9. 9.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
10. 10.Which of these is reduce (use less)? (a) pulp old paper (b) melt cans into new cans (c) buy less packaging (d) refill a water bottle
11. 11.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) uses the most plastic (d) protects the future
12. 12.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) burn, bury, forget
13. 13.True or false: biogas from waste is a renewable energy source. (a) False (b) True
14. 14.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.Which of these is reuse (use again)? (a) switch off unused lights (b) plant in old tyres (c) fix a dripping tap (d) melt glass into new jars
17. 17.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 500 bottles?
18. 18.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
19. 19.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
21. 21.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.True or false: petrol is a non-renewable energy source. (a) True (b) False
23. 23.Which of these is reuse (use again)? (a) give old books away (b) print on both sides (c) melt cans into new cans (d) fix a dripping tap
24. 24.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
25. 25.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
26. 26.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
29. 29.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
30. 30.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
31. 31.Which of these is recycle (make new things)? (a) give old books away (b) use a jar as a pen stand (c) turn plastic into tiles (d) fix a dripping tap
32. 32.Which of these is reduce (use less)? (a) melt glass into new jars (b) plant in old tyres (c) carry a cloth bag (d) give old books away
33. 33.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.True or false: diesel is a renewable energy source. (a) True (b) False
35. 35.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) turn plastic into tiles (c) print on both sides (d) melt cans into new cans
36. 36.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 4200 bottles?
37. 37.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
39. 39.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
40. 40.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1800 bottles?

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